20951844

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 50379840

約数和(自身を除く): 29427996

約数列:

[1, 2, 3, 4, 6, 12, 59, 101, 118, 177, 202, 236, 293, 303, 354, 404, 586, 606, 708, 879, 1172, 1212, 1758, 3516, 5959, 11918, 17287, 17877, 23836, 29593, 34574, 35754, 51861, 59186, 69148, 71508, 88779, 103722, 118372, 177558, 207444, 355116, 1745987, 3491974, 5237961, 6983948, 10475922, 20951844]

約数ペア:

[(1, 20951844), (2, 10475922), (3, 6983948), (4, 5237961), (6, 3491974), (12, 1745987), (59, 355116), (101, 207444), (118, 177558), (177, 118372), (202, 103722), (236, 88779), (293, 71508), (303, 69148), (354, 59186), (404, 51861), (586, 35754), (606, 34574), (708, 29593), (879, 23836), (1172, 17877), (1212, 17287), (1758, 11918), (3516, 5959)]