20962959

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2039}}^1$

素因数の和:2214

約数の個数: 16

約数和(自身を含む): 29376000

約数和(自身を除く): 8413041

約数列:

[1, 3, 23, 69, 149, 447, 2039, 3427, 6117, 10281, 46897, 140691, 303811, 911433, 6987653, 20962959]

約数ペア:

[(1, 20962959), (3, 6987653), (23, 911433), (69, 303811), (149, 140691), (447, 46897), (2039, 10281), (3427, 6117)]