20512119804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{172853}}^1$

素因数の和:172931

約数の個数: 96

約数和(自身を含む): 55755786240

約数和(自身を除く): 35243666436

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 31, 33, 44, 58, 62, 66, 87, 93, 116, 124, 132, 174, 186, 319, 341, 348, 372, 638, 682, 899, 957, 1023, 1276, 1364, 1798, 1914, 2046, 2697, 3596, 3828, 4092, 5394, 9889, 10788, 19778, 29667, 39556, 59334, 118668, 172853, 345706, 518559, 691412, 1037118, 1901383, 2074236, 3802766, 5012737, 5358443, 5704149, 7605532, 10025474, 10716886, 11408298, 15038211, 16075329, 20050948, 21433772, 22816596, 30076422, 32150658, 55140107, 58942873, 60152844, 64301316, 110280214, 117885746, 155394847, 165420321, 176828619, 220560428, 235771492, 310789694, 330840642, 353657238, 466184541, 621579388, 661681284, 707314476, 932369082, 1709343317, 1864738164, 3418686634, 5128029951, 6837373268, 10256059902, 20512119804]

約数ペア:

[(1, 20512119804), (2, 10256059902), (3, 6837373268), (4, 5128029951), (6, 3418686634), (11, 1864738164), (12, 1709343317), (22, 932369082), (29, 707314476), (31, 661681284), (33, 621579388), (44, 466184541), (58, 353657238), (62, 330840642), (66, 310789694), (87, 235771492), (93, 220560428), (116, 176828619), (124, 165420321), (132, 155394847), (174, 117885746), (186, 110280214), (319, 64301316), (341, 60152844), (348, 58942873), (372, 55140107), (638, 32150658), (682, 30076422), (899, 22816596), (957, 21433772), (1023, 20050948), (1276, 16075329), (1364, 15038211), (1798, 11408298), (1914, 10716886), (2046, 10025474), (2697, 7605532), (3596, 5704149), (3828, 5358443), (4092, 5012737), (5394, 3802766), (9889, 2074236), (10788, 1901383), (19778, 1037118), (29667, 691412), (39556, 518559), (59334, 345706), (118668, 172853)]