17966394681

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{2129}}^1$

素因数の和:2569

約数の個数: 32

約数和(自身を含む): 24494659200

約数和(自身を除く): 6528264519

約数列:

[1, 3, 109, 131, 197, 327, 393, 591, 2129, 6387, 14279, 21473, 25807, 42837, 64419, 77421, 232061, 278899, 419413, 696183, 836697, 1258239, 2812963, 8438889, 30399991, 45716017, 54943103, 91199973, 137148051, 164829309, 5988798227, 17966394681]

約数ペア:

[(1, 17966394681), (3, 5988798227), (109, 164829309), (131, 137148051), (197, 91199973), (327, 54943103), (393, 45716017), (591, 30399991), (2129, 8438889), (6387, 2812963), (14279, 1258239), (21473, 836697), (25807, 696183), (42837, 419413), (64419, 278899), (77421, 232061)]