20997103686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{749843}}^1$

素因数の和:750220

約数の個数: 32

約数和(自身を含む): 45350565120

約数和(自身を除く): 24353461434

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 359, 718, 1077, 2154, 4667, 9334, 14001, 28002, 749843, 1499686, 2249529, 4499058, 9747959, 19495918, 29243877, 58487754, 269193637, 538387274, 807580911, 1615161822, 3499517281, 6999034562, 10498551843, 20997103686]

約数ペア:

[(1, 20997103686), (2, 10498551843), (3, 6999034562), (6, 3499517281), (13, 1615161822), (26, 807580911), (39, 538387274), (78, 269193637), (359, 58487754), (718, 29243877), (1077, 19495918), (2154, 9747959), (4667, 4499058), (9334, 2249529), (14001, 1499686), (28002, 749843)]