8991730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1962

約数の個数: 32

約数和(自身を含む): 18076608

約数和(自身を除く): 9084878

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 1901, 2365, 3802, 4730, 9505, 19010, 20911, 41822, 81743, 104555, 163486, 209110, 408715, 817430, 899173, 1798346, 4495865, 8991730]

約数ペア:

[(1, 8991730), (2, 4495865), (5, 1798346), (10, 899173), (11, 817430), (22, 408715), (43, 209110), (55, 163486), (86, 104555), (110, 81743), (215, 41822), (430, 20911), (473, 19010), (946, 9505), (1901, 4730), (2365, 3802)]