20400448

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{13859}}^1$

素因数の和:13894

約数の個数: 28

約数和(自身を含む): 42245280

約数和(自身を除く): 21844832

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 736, 1472, 13859, 27718, 55436, 110872, 221744, 318757, 443488, 637514, 886976, 1275028, 2550056, 5100112, 10200224, 20400448]

約数ペア:

[(1, 20400448), (2, 10200224), (4, 5100112), (8, 2550056), (16, 1275028), (23, 886976), (32, 637514), (46, 443488), (64, 318757), (92, 221744), (184, 110872), (368, 55436), (736, 27718), (1472, 13859)]