15974660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61441}}^1$

素因数の和:61463

約数の個数: 24

約数和(自身を含む): 36127896

約数和(自身を除く): 20153236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 61441, 122882, 245764, 307205, 614410, 798733, 1228820, 1597466, 3194932, 3993665, 7987330, 15974660]

約数ペア:

[(1, 15974660), (2, 7987330), (4, 3993665), (5, 3194932), (10, 1597466), (13, 1228820), (20, 798733), (26, 614410), (52, 307205), (65, 245764), (130, 122882), (260, 61441)]