2646544

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{659}}^1$

素因数の和:918

約数の個数: 20

約数和(自身を含む): 5155920

約数和(自身を除く): 2509376

約数列:

[1, 2, 4, 8, 16, 251, 502, 659, 1004, 1318, 2008, 2636, 4016, 5272, 10544, 165409, 330818, 661636, 1323272, 2646544]

約数ペア:

[(1, 2646544), (2, 1323272), (4, 661636), (8, 330818), (16, 165409), (251, 10544), (502, 5272), (659, 4016), (1004, 2636), (1318, 2008)]