181857728

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{218579}}^1$

素因数の和:218604

約数の個数: 28

約数和(自身を含む): 388635240

約数和(自身を除く): 206777512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 218579, 437158, 874316, 1748632, 2841527, 3497264, 5683054, 6994528, 11366108, 13989056, 22732216, 45464432, 90928864, 181857728]

約数ペア:

[(1, 181857728), (2, 90928864), (4, 45464432), (8, 22732216), (13, 13989056), (16, 11366108), (26, 6994528), (32, 5683054), (52, 3497264), (64, 2841527), (104, 1748632), (208, 874316), (416, 437158), (832, 218579)]