204150064

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{240743}}^1$

素因数の和:240804

約数の個数: 20

約数和(自身を含む): 403005456

約数和(自身を除く): 198855392

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 240743, 481486, 962972, 1925944, 3851888, 12759379, 25518758, 51037516, 102075032, 204150064]

約数ペア:

[(1, 204150064), (2, 102075032), (4, 51037516), (8, 25518758), (16, 12759379), (53, 3851888), (106, 1925944), (212, 962972), (424, 481486), (848, 240743)]