20176028691

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73904867}}^1$

素因数の和:73904890

約数の個数: 16

約数和(自身を含む): 33109380864

約数和(自身を除く): 12933352173

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73904867, 221714601, 517334069, 960763271, 1552002207, 2882289813, 6725342897, 20176028691]

約数ペア:

[(1, 20176028691), (3, 6725342897), (7, 2882289813), (13, 1552002207), (21, 960763271), (39, 517334069), (91, 221714601), (273, 73904867)]