20766976

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{3527}}^1$

素因数の和:3566

約数の個数: 36

約数和(自身を含む): 43267392

約数和(自身を除く): 22500416

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 3527, 5888, 7054, 14108, 28216, 56432, 81121, 112864, 162242, 225728, 324484, 451456, 648968, 902912, 1297936, 2595872, 5191744, 10383488, 20766976]

約数ペア:

[(1, 20766976), (2, 10383488), (4, 5191744), (8, 2595872), (16, 1297936), (23, 902912), (32, 648968), (46, 451456), (64, 324484), (92, 225728), (128, 162242), (184, 112864), (256, 81121), (368, 56432), (736, 28216), (1472, 14108), (2944, 7054), (3527, 5888)]