209401012018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{365369}}^1$

素因数の和:365730

約数の個数: 32

約数和(自身を含む): 347247648000

約数和(自身を除く): 137846635982

約数列:

[1, 2, 11, 22, 109, 218, 239, 478, 1199, 2398, 2629, 5258, 26051, 52102, 286561, 365369, 573122, 730738, 4019059, 8038118, 39825221, 79650442, 87323191, 174646382, 438077431, 876154862, 960555101, 1921110202, 9518227819, 19036455638, 104700506009, 209401012018]

約数ペア:

[(1, 209401012018), (2, 104700506009), (11, 19036455638), (22, 9518227819), (109, 1921110202), (218, 960555101), (239, 876154862), (478, 438077431), (1199, 174646382), (2398, 87323191), (2629, 79650442), (5258, 39825221), (26051, 8038118), (52102, 4019059), (286561, 730738), (365369, 573122)]