19849804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13163}}^1$

素因数の和:13209

約数の個数: 24

約数和(自身を含む): 38702160

約数和(自身を除く): 18852356

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13163, 26326, 52652, 171119, 342238, 381727, 684476, 763454, 1526908, 4962451, 9924902, 19849804]

約数ペア:

[(1, 19849804), (2, 9924902), (4, 4962451), (13, 1526908), (26, 763454), (29, 684476), (52, 381727), (58, 342238), (116, 171119), (377, 52652), (754, 26326), (1508, 13163)]