25779664

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{15643}}^1$

素因数の和:15754

約数の個数: 20

約数和(自身を含む): 50436256

約数和(自身を除く): 24656592

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 15643, 31286, 62572, 125144, 250288, 1611229, 3222458, 6444916, 12889832, 25779664]

約数ペア:

[(1, 25779664), (2, 12889832), (4, 6444916), (8, 3222458), (16, 1611229), (103, 250288), (206, 125144), (412, 62572), (824, 31286), (1648, 15643)]