19725066832

素因数分解:

$2^4\times {\mathrm{829}}^1\times {\mathrm{1487113}}^1$

素因数の和:1487950

約数の個数: 20

約数和(自身を含む): 38263443220

約数和(自身を除く): 18538376388

約数列:

[1, 2, 4, 8, 16, 829, 1658, 3316, 6632, 13264, 1487113, 2974226, 5948452, 11896904, 23793808, 1232816677, 2465633354, 4931266708, 9862533416, 19725066832]

約数ペア:

[(1, 19725066832), (2, 9862533416), (4, 4931266708), (8, 2465633354), (16, 1232816677), (829, 23793808), (1658, 11896904), (3316, 5948452), (6632, 2974226), (13264, 1487113)]