1640803898

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{2069}}^1\times {\mathrm{12791}}^1$

素因数の和:14893

約数の個数: 16

約数和(自身を含む): 2542026240

約数和(自身を除く): 901222342

約数列:

[1, 2, 31, 62, 2069, 4138, 12791, 25582, 64139, 128278, 396521, 793042, 26464579, 52929158, 820401949, 1640803898]

約数ペア:

[(1, 1640803898), (2, 820401949), (31, 52929158), (62, 26464579), (2069, 793042), (4138, 396521), (12791, 128278), (25582, 64139)]