201490448

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{159407}}^1$

素因数の和:159494

約数の個数: 20

約数和(自身を含む): 395331840

約数和(自身を除く): 193841392

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 159407, 318814, 637628, 1275256, 2550512, 12593153, 25186306, 50372612, 100745224, 201490448]

約数ペア:

[(1, 201490448), (2, 100745224), (4, 50372612), (8, 25186306), (16, 12593153), (79, 2550512), (158, 1275256), (316, 637628), (632, 318814), (1264, 159407)]