20158794344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{919}}^1$

素因数の和:1627

約数の個数: 128

約数和(自身を含む): 45487008000

約数和(自身を除く): 25328213656

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 653, 884, 919, 988, 1292, 1306, 1768, 1838, 1976, 2584, 2612, 3676, 4199, 5224, 7352, 8398, 8489, 11101, 11947, 12407, 15623, 16796, 16978, 17461, 22202, 23894, 24814, 31246, 33592, 33956, 34922, 44404, 47788, 49628, 62492, 67912, 69844, 88808, 95576, 99256, 124984, 139688, 144313, 161291, 203099, 210919, 226993, 288626, 296837, 322582, 406198, 421838, 453986, 577252, 593674, 600107, 645164, 812396, 843676, 907972, 1154504, 1187348, 1200214, 1290328, 1624792, 1687352, 1815944, 2374696, 2400428, 2741947, 3858881, 4800856, 5483894, 7717762, 7801391, 10201819, 10967788, 11402033, 15435524, 15602782, 20403638, 21935576, 22804066, 30871048, 31205564, 40807276, 45608132, 62411128, 81614552, 91216264, 132623647, 148226429, 193834561, 265247294, 296452858, 387669122, 530494588, 592905716, 775338244, 1060989176, 1185811432, 1550676488, 2519849293, 5039698586, 10079397172, 20158794344]

約数ペア:

[(1, 20158794344), (2, 10079397172), (4, 5039698586), (8, 2519849293), (13, 1550676488), (17, 1185811432), (19, 1060989176), (26, 775338244), (34, 592905716), (38, 530494588), (52, 387669122), (68, 296452858), (76, 265247294), (104, 193834561), (136, 148226429), (152, 132623647), (221, 91216264), (247, 81614552), (323, 62411128), (442, 45608132), (494, 40807276), (646, 31205564), (653, 30871048), (884, 22804066), (919, 21935576), (988, 20403638), (1292, 15602782), (1306, 15435524), (1768, 11402033), (1838, 10967788), (1976, 10201819), (2584, 7801391), (2612, 7717762), (3676, 5483894), (4199, 4800856), (5224, 3858881), (7352, 2741947), (8398, 2400428), (8489, 2374696), (11101, 1815944), (11947, 1687352), (12407, 1624792), (15623, 1290328), (16796, 1200214), (16978, 1187348), (17461, 1154504), (22202, 907972), (23894, 843676), (24814, 812396), (31246, 645164), (33592, 600107), (33956, 593674), (34922, 577252), (44404, 453986), (47788, 421838), (49628, 406198), (62492, 322582), (67912, 296837), (69844, 288626), (88808, 226993), (95576, 210919), (99256, 203099), (124984, 161291), (139688, 144313)]