222547408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{818189}}^1$

素因数の和:818214

約数の個数: 20

約数和(自身を含む): 456550020

約数和(自身を除く): 234002612

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 818189, 1636378, 3272756, 6545512, 13091024, 13909213, 27818426, 55636852, 111273704, 222547408]

約数ペア:

[(1, 222547408), (2, 111273704), (4, 55636852), (8, 27818426), (16, 13909213), (17, 13091024), (34, 6545512), (68, 3272756), (136, 1636378), (272, 818189)]