18805957540

素因数分解:

$2^2\times 5^1\times {\mathrm{25537}}^1\times {\mathrm{36821}}^1$

素因数の和:62367

約数の個数: 24

約数和(自身を含む): 39495129912

約数和(自身を除く): 20689172372

約数列:

[1, 2, 4, 5, 10, 20, 25537, 36821, 51074, 73642, 102148, 127685, 147284, 184105, 255370, 368210, 510740, 736420, 940297877, 1880595754, 3761191508, 4701489385, 9402978770, 18805957540]

約数ペア:

[(1, 18805957540), (2, 9402978770), (4, 4701489385), (5, 3761191508), (10, 1880595754), (20, 940297877), (25537, 736420), (36821, 510740), (51074, 368210), (73642, 255370), (102148, 184105), (127685, 147284)]