18677470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{266821}}^1$

素因数の和:266835

約数の個数: 16

約数和(自身を含む): 38422368

約数和(自身を除く): 19744898

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 266821, 533642, 1334105, 1867747, 2668210, 3735494, 9338735, 18677470]

約数ペア:

[(1, 18677470), (2, 9338735), (5, 3735494), (7, 2668210), (10, 1867747), (14, 1334105), (35, 533642), (70, 266821)]