20165069841

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{63353}}^1$

素因数の和:64045

約数の個数: 32

約数和(自身を含む): 32112875520

約数和(自身を除く): 11947805679

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 659, 1977, 4613, 13839, 15157, 45471, 63353, 106099, 190059, 318297, 443471, 1330413, 1457119, 4371357, 10199833, 30599499, 41749627, 125248881, 292247389, 876742167, 960241421, 2880724263, 6721689947, 20165069841]

約数ペア:

[(1, 20165069841), (3, 6721689947), (7, 2880724263), (21, 960241421), (23, 876742167), (69, 292247389), (161, 125248881), (483, 41749627), (659, 30599499), (1977, 10199833), (4613, 4371357), (13839, 1457119), (15157, 1330413), (45471, 443471), (63353, 318297), (106099, 190059)]