28986781846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1\times {\mathrm{19207}}^1$

素因数の和:19780

約数の個数: 32

約数和(自身を含む): 47823310080

約数和(自身を除く): 18836528234

約数列:

[1, 2, 11, 22, 181, 362, 379, 758, 1991, 3982, 4169, 8338, 19207, 38414, 68599, 137198, 211277, 422554, 754589, 1509178, 3476467, 6952934, 7279453, 14558906, 38241137, 76482274, 80073983, 160147966, 1317580993, 2635161986, 14493390923, 28986781846]

約数ペア:

[(1, 28986781846), (2, 14493390923), (11, 2635161986), (22, 1317580993), (181, 160147966), (362, 80073983), (379, 76482274), (758, 38241137), (1991, 14558906), (3982, 7279453), (4169, 6952934), (8338, 3476467), (19207, 1509178), (38414, 754589), (68599, 422554), (137198, 211277)]