20511198

素因数分解:

$2^1\times 3^3\times {\mathrm{379837}}^1$

素因数の和:379848

約数の個数: 16

約数和(自身を含む): 45580560

約数和(自身を除く): 25069362

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 379837, 759674, 1139511, 2279022, 3418533, 6837066, 10255599, 20511198]

約数ペア:

[(1, 20511198), (2, 10255599), (3, 6837066), (6, 3418533), (9, 2279022), (18, 1139511), (27, 759674), (54, 379837)]