20010322

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 32607360

約数和(自身を除く): 12597038

約数列:

[1, 2, 23, 46, 59, 73, 101, 118, 146, 202, 1357, 1679, 2323, 2714, 3358, 4307, 4646, 5959, 7373, 8614, 11918, 14746, 99061, 137057, 169579, 198122, 274114, 339158, 435007, 870014, 10005161, 20010322]

約数ペア:

[(1, 20010322), (2, 10005161), (23, 870014), (46, 435007), (59, 339158), (73, 274114), (101, 198122), (118, 169579), (146, 137057), (202, 99061), (1357, 14746), (1679, 11918), (2323, 8614), (2714, 7373), (3358, 5959), (4307, 4646)]