87889744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{289111}}^1$

素因数の和:289138

約数の個数: 20

約数和(自身を含む): 179249440

約数和(自身を除く): 91359696

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 289111, 578222, 1156444, 2312888, 4625776, 5493109, 10986218, 21972436, 43944872, 87889744]

約数ペア:

[(1, 87889744), (2, 43944872), (4, 21972436), (8, 10986218), (16, 5493109), (19, 4625776), (38, 2312888), (76, 1156444), (152, 578222), (304, 289111)]