20003456

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{14207}}^1$

素因数の和:14232

約数の個数: 32

約数和(自身を含む): 43476480

約数和(自身を除く): 23473024

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 14207, 28414, 56828, 113656, 156277, 227312, 312554, 454624, 625108, 909248, 1250216, 1818496, 2500432, 5000864, 10001728, 20003456]

約数ペア:

[(1, 20003456), (2, 10001728), (4, 5000864), (8, 2500432), (11, 1818496), (16, 1250216), (22, 909248), (32, 625108), (44, 454624), (64, 312554), (88, 227312), (128, 156277), (176, 113656), (352, 56828), (704, 28414), (1408, 14207)]