20313728

素因数分解:

$2^7\times {\mathrm{151}}^1\times {\mathrm{1051}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 40775520

約数和(自身を除く): 20461792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 302, 604, 1051, 1208, 2102, 2416, 4204, 4832, 8408, 9664, 16816, 19328, 33632, 67264, 134528, 158701, 317402, 634804, 1269608, 2539216, 5078432, 10156864, 20313728]

約数ペア:

[(1, 20313728), (2, 10156864), (4, 5078432), (8, 2539216), (16, 1269608), (32, 634804), (64, 317402), (128, 158701), (151, 134528), (302, 67264), (604, 33632), (1051, 19328), (1208, 16816), (2102, 9664), (2416, 8408), (4204, 4832)]