20210571448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{148607143}}^1$

素因数の和:148607166

約数の個数: 16

約数和(自身を含む): 40123928880

約数和(自身を除く): 19913357432

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 148607143, 297214286, 594428572, 1188857144, 2526321431, 5052642862, 10105285724, 20210571448]

約数ペア:

[(1, 20210571448), (2, 10105285724), (4, 5052642862), (8, 2526321431), (17, 1188857144), (34, 594428572), (68, 297214286), (136, 148607143)]