19604864

素因数分解:

$2^7\times {\mathrm{97}}^1\times {\mathrm{1579}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 39484200

約数和(自身を除く): 19879336

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 388, 776, 1552, 1579, 3104, 3158, 6208, 6316, 12416, 12632, 25264, 50528, 101056, 153163, 202112, 306326, 612652, 1225304, 2450608, 4901216, 9802432, 19604864]

約数ペア:

[(1, 19604864), (2, 9802432), (4, 4901216), (8, 2450608), (16, 1225304), (32, 612652), (64, 306326), (97, 202112), (128, 153163), (194, 101056), (388, 50528), (776, 25264), (1552, 12632), (1579, 12416), (3104, 6316), (3158, 6208)]