20744568

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 62244000

約数和(自身を除く): 41499432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 52, 72, 74, 78, 104, 111, 117, 148, 156, 222, 234, 296, 312, 333, 444, 468, 481, 599, 666, 888, 936, 962, 1198, 1332, 1443, 1797, 1924, 2396, 2664, 2886, 3594, 3848, 4329, 4792, 5391, 5772, 7188, 7787, 8658, 10782, 11544, 14376, 15574, 17316, 21564, 22163, 23361, 31148, 34632, 43128, 44326, 46722, 62296, 66489, 70083, 88652, 93444, 132978, 140166, 177304, 186888, 199467, 265956, 280332, 288119, 398934, 531912, 560664, 576238, 797868, 864357, 1152476, 1595736, 1728714, 2304952, 2593071, 3457428, 5186142, 6914856, 10372284, 20744568]

約数ペア:

[(1, 20744568), (2, 10372284), (3, 6914856), (4, 5186142), (6, 3457428), (8, 2593071), (9, 2304952), (12, 1728714), (13, 1595736), (18, 1152476), (24, 864357), (26, 797868), (36, 576238), (37, 560664), (39, 531912), (52, 398934), (72, 288119), (74, 280332), (78, 265956), (104, 199467), (111, 186888), (117, 177304), (148, 140166), (156, 132978), (222, 93444), (234, 88652), (296, 70083), (312, 66489), (333, 62296), (444, 46722), (468, 44326), (481, 43128), (599, 34632), (666, 31148), (888, 23361), (936, 22163), (962, 21564), (1198, 17316), (1332, 15574), (1443, 14376), (1797, 11544), (1924, 10782), (2396, 8658), (2664, 7787), (2886, 7188), (3594, 5772), (3848, 5391), (4329, 4792)]