20807130944

素因数分解:

$2^6\times {\mathrm{8563}}^1\times {\mathrm{37967}}^1$

素因数の和:46542

約数の個数: 28

約数和(自身を含む): 41295059904

約数和(自身を除く): 20487928960

約数列:

[1, 2, 4, 8, 16, 32, 64, 8563, 17126, 34252, 37967, 68504, 75934, 137008, 151868, 274016, 303736, 548032, 607472, 1214944, 2429888, 325111421, 650222842, 1300445684, 2600891368, 5201782736, 10403565472, 20807130944]

約数ペア:

[(1, 20807130944), (2, 10403565472), (4, 5201782736), (8, 2600891368), (16, 1300445684), (32, 650222842), (64, 325111421), (8563, 2429888), (17126, 1214944), (34252, 607472), (37967, 548032), (68504, 303736), (75934, 274016), (137008, 151868)]