20389869186

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1\times {\mathrm{27541}}^1$

素因数の和:28466

約数の個数: 32

約数和(自身を含む): 41085613248

約数和(自身を除く): 20695744062

約数列:

[1, 2, 3, 6, 163, 326, 489, 757, 978, 1514, 2271, 4542, 27541, 55082, 82623, 123391, 165246, 246782, 370173, 740346, 4489183, 8978366, 13467549, 20848537, 26935098, 41697074, 62545611, 125091222, 3398311531, 6796623062, 10194934593, 20389869186]

約数ペア:

[(1, 20389869186), (2, 10194934593), (3, 6796623062), (6, 3398311531), (163, 125091222), (326, 62545611), (489, 41697074), (757, 26935098), (978, 20848537), (1514, 13467549), (2271, 8978366), (4542, 4489183), (27541, 740346), (55082, 370173), (82623, 246782), (123391, 165246)]