18129392

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{21379}}^1$

素因数の和:21440

約数の個数: 20

約数和(自身を含む): 35790120

約数和(自身を除く): 17660728

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 21379, 42758, 85516, 171032, 342064, 1133087, 2266174, 4532348, 9064696, 18129392]

約数ペア:

[(1, 18129392), (2, 9064696), (4, 4532348), (8, 2266174), (16, 1133087), (53, 342064), (106, 171032), (212, 85516), (424, 42758), (848, 21379)]