208143430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{18371}}^1$

素因数の和:18492

約数の個数: 32

約数和(自身を含む): 412708608

約数和(自身を除く): 204565178

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 5665, 11330, 18371, 36742, 91855, 183710, 202081, 404162, 1010405, 1892213, 2020810, 3784426, 9461065, 18922130, 20814343, 41628686, 104071715, 208143430]

約数ペア:

[(1, 208143430), (2, 104071715), (5, 41628686), (10, 20814343), (11, 18922130), (22, 9461065), (55, 3784426), (103, 2020810), (110, 1892213), (206, 1010405), (515, 404162), (1030, 202081), (1133, 183710), (2266, 91855), (5665, 36742), (11330, 18371)]