18475030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 41472000

約数和(自身を除く): 22996970

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 95, 133, 145, 190, 203, 266, 290, 406, 479, 551, 665, 958, 1015, 1102, 1330, 2030, 2395, 2755, 3353, 3857, 4790, 5510, 6706, 7714, 9101, 13891, 16765, 18202, 19285, 27782, 33530, 38570, 45505, 63707, 69455, 91010, 97237, 127414, 138910, 194474, 263929, 318535, 486185, 527858, 637070, 972370, 1319645, 1847503, 2639290, 3695006, 9237515, 18475030]

約数ペア:

[(1, 18475030), (2, 9237515), (5, 3695006), (7, 2639290), (10, 1847503), (14, 1319645), (19, 972370), (29, 637070), (35, 527858), (38, 486185), (58, 318535), (70, 263929), (95, 194474), (133, 138910), (145, 127414), (190, 97237), (203, 91010), (266, 69455), (290, 63707), (406, 45505), (479, 38570), (551, 33530), (665, 27782), (958, 19285), (1015, 18202), (1102, 16765), (1330, 13891), (2030, 9101), (2395, 7714), (2755, 6706), (3353, 5510), (3857, 4790)]