16555390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 14289410

約数列:

[1, 2, 5, 10, 41, 82, 149, 205, 271, 298, 410, 542, 745, 1355, 1490, 2710, 6109, 11111, 12218, 22222, 30545, 40379, 55555, 61090, 80758, 111110, 201895, 403790, 1655539, 3311078, 8277695, 16555390]

約数ペア:

[(1, 16555390), (2, 8277695), (5, 3311078), (10, 1655539), (41, 403790), (82, 201895), (149, 111110), (205, 80758), (271, 61090), (298, 55555), (410, 40379), (542, 30545), (745, 22222), (1355, 12218), (1490, 11111), (2710, 6109)]