1645632956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{21859}}^1$

素因数の和:21962

約数の個数: 48

約数和(自身を含む): 3305232000

約数和(自身を除く): 1659599044

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 59, 116, 118, 236, 319, 638, 649, 1276, 1298, 1711, 2596, 3422, 6844, 18821, 21859, 37642, 43718, 75284, 87436, 240449, 480898, 633911, 961796, 1267822, 1289681, 2535644, 2579362, 5158724, 6973021, 13946042, 14186491, 27892084, 28372982, 37400749, 56745964, 74801498, 149602996, 411408239, 822816478, 1645632956]

約数ペア:

[(1, 1645632956), (2, 822816478), (4, 411408239), (11, 149602996), (22, 74801498), (29, 56745964), (44, 37400749), (58, 28372982), (59, 27892084), (116, 14186491), (118, 13946042), (236, 6973021), (319, 5158724), (638, 2579362), (649, 2535644), (1276, 1289681), (1298, 1267822), (1711, 961796), (2596, 633911), (3422, 480898), (6844, 240449), (18821, 87436), (21859, 75284), (37642, 43718)]