20459912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{232499}}^1$

素因数の和:232516

約数の個数: 16

約数和(自身を含む): 41850000

約数和(自身を除く): 21390088

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 232499, 464998, 929996, 1859992, 2557489, 5114978, 10229956, 20459912]

約数ペア:

[(1, 20459912), (2, 10229956), (4, 5114978), (8, 2557489), (11, 1859992), (22, 929996), (44, 464998), (88, 232499)]