1387910384

素因数分解:

$2^4\times 7^1\times {\mathrm{12392057}}^1$

素因数の和:12392072

約数の個数: 20

約数和(自身を含む): 3073230384

約数和(自身を除く): 1685320000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 12392057, 24784114, 49568228, 86744399, 99136456, 173488798, 198272912, 346977596, 693955192, 1387910384]

約数ペア:

[(1, 1387910384), (2, 693955192), (4, 346977596), (7, 198272912), (8, 173488798), (14, 99136456), (16, 86744399), (28, 49568228), (56, 24784114), (112, 12392057)]