19147988

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 34473600

約数和(自身を除く): 15325612

約数列:

[1, 2, 4, 47, 94, 179, 188, 358, 569, 716, 1138, 2276, 8413, 16826, 26743, 33652, 53486, 101851, 106972, 203702, 407404, 4786997, 9573994, 19147988]

約数ペア:

[(1, 19147988), (2, 9573994), (4, 4786997), (47, 407404), (94, 203702), (179, 106972), (188, 101851), (358, 53486), (569, 33652), (716, 26743), (1138, 16826), (2276, 8413)]