19938403796

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{160793579}}^1$

素因数の和:160793614

約数の個数: 12

約数和(自身を含む): 36017761920

約数和(自身を除く): 16079358124

約数列:

[1, 2, 4, 31, 62, 124, 160793579, 321587158, 643174316, 4984600949, 9969201898, 19938403796]

約数ペア:

[(1, 19938403796), (2, 9969201898), (4, 4984600949), (31, 643174316), (62, 321587158), (124, 160793579)]