19645336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{144451}}^1$

素因数の和:144474

約数の個数: 16

約数和(自身を含む): 39002040

約数和(自身を除く): 19356704

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 144451, 288902, 577804, 1155608, 2455667, 4911334, 9822668, 19645336]

約数ペア:

[(1, 19645336), (2, 9822668), (4, 4911334), (8, 2455667), (17, 1155608), (34, 577804), (68, 288902), (136, 144451)]