19950044

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{739}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 37109520

約数和(自身を除く): 17159476

約数列:

[1, 2, 4, 17, 34, 68, 397, 739, 794, 1478, 1588, 2956, 6749, 12563, 13498, 25126, 26996, 50252, 293383, 586766, 1173532, 4987511, 9975022, 19950044]

約数ペア:

[(1, 19950044), (2, 9975022), (4, 4987511), (17, 1173532), (34, 586766), (68, 293383), (397, 50252), (739, 26996), (794, 25126), (1478, 13498), (1588, 12563), (2956, 6749)]