412980464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1985483}}^1$

素因数の和:1985504

約数の個数: 20

約数和(自身を含む): 861700056

約数和(自身を除く): 448719592

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1985483, 3970966, 7941932, 15883864, 25811279, 31767728, 51622558, 103245116, 206490232, 412980464]

約数ペア:

[(1, 412980464), (2, 206490232), (4, 103245116), (8, 51622558), (13, 31767728), (16, 25811279), (26, 15883864), (52, 7941932), (104, 3970966), (208, 1985483)]