20188804

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{853}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 36322328

約数和(自身を除く): 16133524

約数列:

[1, 2, 4, 61, 97, 122, 194, 244, 388, 853, 1706, 3412, 5917, 11834, 23668, 52033, 82741, 104066, 165482, 208132, 330964, 5047201, 10094402, 20188804]

約数ペア:

[(1, 20188804), (2, 10094402), (4, 5047201), (61, 330964), (97, 208132), (122, 165482), (194, 104066), (244, 82741), (388, 52033), (853, 23668), (1706, 11834), (3412, 5917)]