128519632

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{49279}}^1$

素因数の和:49450

約数の個数: 20

約数和(自身を含む): 250539520

約数和(自身を除く): 122019888

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 49279, 98558, 197116, 394232, 788464, 8032477, 16064954, 32129908, 64259816, 128519632]

約数ペア:

[(1, 128519632), (2, 64259816), (4, 32129908), (8, 16064954), (16, 8032477), (163, 788464), (326, 394232), (652, 197116), (1304, 98558), (2608, 49279)]