19027505

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 27972864

約数和(自身を除く): 8945359

約数列:

[1, 5, 7, 17, 35, 85, 113, 119, 283, 565, 595, 791, 1415, 1921, 1981, 3955, 4811, 9605, 9905, 13447, 24055, 31979, 33677, 67235, 159895, 168385, 223853, 543643, 1119265, 2718215, 3805501, 19027505]

約数ペア:

[(1, 19027505), (5, 3805501), (7, 2718215), (17, 1119265), (35, 543643), (85, 223853), (113, 168385), (119, 159895), (283, 67235), (565, 33677), (595, 31979), (791, 24055), (1415, 13447), (1921, 9905), (1981, 9605), (3955, 4811)]