18658402

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{12227}}^1$

素因数の和:12345

約数の個数: 16

約数和(自身を含む): 32281920

約数和(自身を除く): 13623518

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 12227, 24454, 85589, 171178, 1332743, 2665486, 9329201, 18658402]

約数ペア:

[(1, 18658402), (2, 9329201), (7, 2665486), (14, 1332743), (109, 171178), (218, 85589), (763, 24454), (1526, 12227)]