163972028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{19309}}^1$

素因数の和:19517

約数の個数: 24

約数和(自身を含む): 314675760

約数和(自身を除く): 150703732

約数列:

[1, 2, 4, 11, 22, 44, 193, 386, 772, 2123, 4246, 8492, 19309, 38618, 77236, 212399, 424798, 849596, 3726637, 7453274, 14906548, 40993007, 81986014, 163972028]

約数ペア:

[(1, 163972028), (2, 81986014), (4, 40993007), (11, 14906548), (22, 7453274), (44, 3726637), (193, 849596), (386, 424798), (772, 212399), (2123, 77236), (4246, 38618), (8492, 19309)]