20304918

素因数分解:

$2^1\times 3^4\times {\mathrm{125339}}^1$

素因数の和:125353

約数の個数: 20

約数和(自身を含む): 45498420

約数和(自身を除く): 25193502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 125339, 250678, 376017, 752034, 1128051, 2256102, 3384153, 6768306, 10152459, 20304918]

約数ペア:

[(1, 20304918), (2, 10152459), (3, 6768306), (6, 3384153), (9, 2256102), (18, 1128051), (27, 752034), (54, 376017), (81, 250678), (162, 125339)]