818315056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3934207}}^1$

素因数の和:3934228

約数の個数: 20

約数和(自身を含む): 1707446272

約数和(自身を除く): 889131216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3934207, 7868414, 15736828, 31473656, 51144691, 62947312, 102289382, 204578764, 409157528, 818315056]

約数ペア:

[(1, 818315056), (2, 409157528), (4, 204578764), (8, 102289382), (13, 62947312), (16, 51144691), (26, 31473656), (52, 15736828), (104, 7868414), (208, 3934207)]