20245148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65731}}^1$

素因数の和:65753

約数の個数: 24

約数和(自身を含む): 44171904

約数和(自身を除く): 23926756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65731, 131462, 262924, 460117, 723041, 920234, 1446082, 1840468, 2892164, 5061287, 10122574, 20245148]

約数ペア:

[(1, 20245148), (2, 10122574), (4, 5061287), (7, 2892164), (11, 1840468), (14, 1446082), (22, 920234), (28, 723041), (44, 460117), (77, 262924), (154, 131462), (308, 65731)]