20216238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2953}}^1$

素因数の和:3128

約数の個数: 32

約数和(自身を含む): 46507776

約数和(自身を除く): 26291538

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 2953, 3423, 5906, 6846, 8859, 17718, 20671, 41342, 62013, 124026, 481339, 962678, 1444017, 2888034, 3369373, 6738746, 10108119, 20216238]

約数ペア:

[(1, 20216238), (2, 10108119), (3, 6738746), (6, 3369373), (7, 2888034), (14, 1444017), (21, 962678), (42, 481339), (163, 124026), (326, 62013), (489, 41342), (978, 20671), (1141, 17718), (2282, 8859), (2953, 6846), (3423, 5906)]