17966687984

素因数分解:

$2^4\times 7^1\times {\mathrm{160416857}}^1$

素因数の和:160416872

約数の個数: 20

約数和(自身を含む): 39783380784

約数和(自身を除く): 21816692800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 160416857, 320833714, 641667428, 1122917999, 1283334856, 2245835998, 2566669712, 4491671996, 8983343992, 17966687984]

約数ペア:

[(1, 17966687984), (2, 8983343992), (4, 4491671996), (7, 2566669712), (8, 2245835998), (14, 1283334856), (16, 1122917999), (28, 641667428), (56, 320833714), (112, 160416857)]