18519638528

素因数分解:

$2^9\times {\mathrm{36171169}}^1$

素因数の和:36171187

約数の個数: 20

約数和(自身を含む): 37003106910

約数和(自身を除く): 18483468382

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 36171169, 72342338, 144684676, 289369352, 578738704, 1157477408, 2314954816, 4629909632, 9259819264, 18519638528]

約数ペア:

[(1, 18519638528), (2, 9259819264), (4, 4629909632), (8, 2314954816), (16, 1157477408), (32, 578738704), (64, 289369352), (128, 144684676), (256, 72342338), (512, 36171169)]