16720954

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 32

約数和(自身を含む): 27319680

約数和(自身を除く): 10598726

約数列:

[1, 2, 23, 46, 59, 61, 101, 118, 122, 202, 1357, 1403, 2323, 2714, 2806, 3599, 4646, 5959, 6161, 7198, 11918, 12322, 82777, 137057, 141703, 165554, 274114, 283406, 363499, 726998, 8360477, 16720954]

約数ペア:

[(1, 16720954), (2, 8360477), (23, 726998), (46, 363499), (59, 283406), (61, 274114), (101, 165554), (118, 141703), (122, 137057), (202, 82777), (1357, 12322), (1403, 11918), (2323, 7198), (2714, 6161), (2806, 5959), (3599, 4646)]