20181427256

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{853}}^1\times {\mathrm{21587}}^1$

素因数の和:22583

約数の個数: 32

約数和(自身を含む): 38162834640

約数和(自身を除く): 17981407384

約数列:

[1, 2, 4, 8, 137, 274, 548, 853, 1096, 1706, 3412, 6824, 21587, 43174, 86348, 116861, 172696, 233722, 467444, 934888, 2957419, 5914838, 11829676, 18413711, 23659352, 36827422, 73654844, 147309688, 2522678407, 5045356814, 10090713628, 20181427256]

約数ペア:

[(1, 20181427256), (2, 10090713628), (4, 5045356814), (8, 2522678407), (137, 147309688), (274, 73654844), (548, 36827422), (853, 23659352), (1096, 18413711), (1706, 11829676), (3412, 5914838), (6824, 2957419), (21587, 934888), (43174, 467444), (86348, 233722), (116861, 172696)]