2019970478

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{207517}}^1$

素因数の和:207707

約数の個数: 16

約数和(自身を含む): 3147633024

約数和(自身を除く): 1127662546

約数列:

[1, 2, 31, 62, 157, 314, 4867, 9734, 207517, 415034, 6433027, 12866054, 32580169, 65160338, 1009985239, 2019970478]

約数ペア:

[(1, 2019970478), (2, 1009985239), (31, 65160338), (62, 32580169), (157, 12866054), (314, 6433027), (4867, 415034), (9734, 207517)]