20188949976

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{4001}}^1$

素因数の和:4631

約数の個数: 160

約数和(自身を含む): 61014492000

約数和(自身を除く): 40825542024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 599, 648, 702, 936, 1053, 1198, 1404, 1797, 2106, 2396, 2808, 3594, 4001, 4212, 4792, 5391, 7188, 7787, 8002, 8424, 10782, 12003, 14376, 15574, 16004, 16173, 21564, 23361, 24006, 31148, 32008, 32346, 36009, 43128, 46722, 48012, 48519, 52013, 62296, 64692, 70083, 72018, 93444, 96024, 97038, 104026, 108027, 129384, 140166, 144036, 156039, 186888, 194076, 208052, 210249, 216054, 280332, 288072, 312078, 324081, 388152, 416104, 420498, 432108, 468117, 560664, 624156, 630747, 648162, 840996, 864216, 936234, 1248312, 1261494, 1296324, 1404351, 1681992, 1872468, 2396599, 2522988, 2592648, 2808702, 3744936, 4213053, 4793198, 5045976, 5617404, 7189797, 8426106, 9586396, 11234808, 14379594, 16852212, 19172792, 21569391, 28759188, 31155787, 33704424, 43138782, 57518376, 62311574, 64708173, 86277564, 93467361, 124623148, 129416346, 172555128, 186934722, 194124519, 249246296, 258832692, 280402083, 373869444, 388249038, 517665384, 560804166, 747738888, 776498076, 841206249, 1121608332, 1552996152, 1682412498, 2243216664, 2523618747, 3364824996, 5047237494, 6729649992, 10094474988, 20188949976]

約数ペア:

[(1, 20188949976), (2, 10094474988), (3, 6729649992), (4, 5047237494), (6, 3364824996), (8, 2523618747), (9, 2243216664), (12, 1682412498), (13, 1552996152), (18, 1121608332), (24, 841206249), (26, 776498076), (27, 747738888), (36, 560804166), (39, 517665384), (52, 388249038), (54, 373869444), (72, 280402083), (78, 258832692), (81, 249246296), (104, 194124519), (108, 186934722), (117, 172555128), (156, 129416346), (162, 124623148), (216, 93467361), (234, 86277564), (312, 64708173), (324, 62311574), (351, 57518376), (468, 43138782), (599, 33704424), (648, 31155787), (702, 28759188), (936, 21569391), (1053, 19172792), (1198, 16852212), (1404, 14379594), (1797, 11234808), (2106, 9586396), (2396, 8426106), (2808, 7189797), (3594, 5617404), (4001, 5045976), (4212, 4793198), (4792, 4213053), (5391, 3744936), (7188, 2808702), (7787, 2592648), (8002, 2522988), (8424, 2396599), (10782, 1872468), (12003, 1681992), (14376, 1404351), (15574, 1296324), (16004, 1261494), (16173, 1248312), (21564, 936234), (23361, 864216), (24006, 840996), (31148, 648162), (32008, 630747), (32346, 624156), (36009, 560664), (43128, 468117), (46722, 432108), (48012, 420498), (48519, 416104), (52013, 388152), (62296, 324081), (64692, 312078), (70083, 288072), (72018, 280332), (93444, 216054), (96024, 210249), (97038, 208052), (104026, 194076), (108027, 186888), (129384, 156039), (140166, 144036)]