20770864

素因数分解:

$2^4\times {\mathrm{709}}^1\times {\mathrm{1831}}^1$

素因数の和:2548

約数の個数: 20

約数和(自身を含む): 40322320

約数和(自身を除く): 19551456

約数列:

[1, 2, 4, 8, 16, 709, 1418, 1831, 2836, 3662, 5672, 7324, 11344, 14648, 29296, 1298179, 2596358, 5192716, 10385432, 20770864]

約数ペア:

[(1, 20770864), (2, 10385432), (4, 5192716), (8, 2596358), (16, 1298179), (709, 29296), (1418, 14648), (1831, 11344), (2836, 7324), (3662, 5672)]