203207728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{409693}}^1$

素因数の和:409732

約数の個数: 20

約数和(自身を含む): 406416448

約数和(自身を除く): 203208720

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 409693, 819386, 1638772, 3277544, 6555088, 12700483, 25400966, 50801932, 101603864, 203207728]

約数ペア:

[(1, 203207728), (2, 101603864), (4, 50801932), (8, 25400966), (16, 12700483), (31, 6555088), (62, 3277544), (124, 1638772), (248, 819386), (496, 409693)]