644884966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{11777}}^1$

素因数の和:11940

約数の個数: 32

約数和(自身を含む): 1119381120

約数和(自身を除く): 474496154

約数列:

[1, 2, 11, 19, 22, 38, 131, 209, 262, 418, 1441, 2489, 2882, 4978, 11777, 23554, 27379, 54758, 129547, 223763, 259094, 447526, 1542787, 2461393, 3085574, 4922786, 16970657, 29312953, 33941314, 58625906, 322442483, 644884966]

約数ペア:

[(1, 644884966), (2, 322442483), (11, 58625906), (19, 33941314), (22, 29312953), (38, 16970657), (131, 4922786), (209, 3085574), (262, 2461393), (418, 1542787), (1441, 447526), (2489, 259094), (2882, 223763), (4978, 129547), (11777, 54758), (23554, 27379)]