20256948

素因数分解:

$2^2\times 3^2\times {\mathrm{562693}}^1$

素因数の和:562703

約数の個数: 18

約数和(自身を含む): 51205154

約数和(自身を除く): 30948206

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 562693, 1125386, 1688079, 2250772, 3376158, 5064237, 6752316, 10128474, 20256948]

約数ペア:

[(1, 20256948), (2, 10128474), (3, 6752316), (4, 5064237), (6, 3376158), (9, 2250772), (12, 1688079), (18, 1125386), (36, 562693)]