19610812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 21031748

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 598, 863, 874, 988, 1196, 1726, 1748, 3452, 5681, 11219, 11362, 16397, 19849, 22438, 22724, 32794, 39698, 44876, 65588, 79396, 213161, 258037, 377131, 426322, 516074, 754262, 852644, 1032148, 1508524, 4902703, 9805406, 19610812]

約数ペア:

[(1, 19610812), (2, 9805406), (4, 4902703), (13, 1508524), (19, 1032148), (23, 852644), (26, 754262), (38, 516074), (46, 426322), (52, 377131), (76, 258037), (92, 213161), (247, 79396), (299, 65588), (437, 44876), (494, 39698), (598, 32794), (863, 22724), (874, 22438), (988, 19849), (1196, 16397), (1726, 11362), (1748, 11219), (3452, 5681)]