18250570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 19488950

約数列:

[1, 2, 5, 10, 13, 26, 29, 47, 58, 65, 94, 103, 130, 145, 206, 235, 290, 377, 470, 515, 611, 754, 1030, 1222, 1339, 1363, 1885, 2678, 2726, 2987, 3055, 3770, 4841, 5974, 6110, 6695, 6815, 9682, 13390, 13630, 14935, 17719, 24205, 29870, 35438, 38831, 48410, 62933, 77662, 88595, 125866, 140389, 177190, 194155, 280778, 314665, 388310, 629330, 701945, 1403890, 1825057, 3650114, 9125285, 18250570]

約数ペア:

[(1, 18250570), (2, 9125285), (5, 3650114), (10, 1825057), (13, 1403890), (26, 701945), (29, 629330), (47, 388310), (58, 314665), (65, 280778), (94, 194155), (103, 177190), (130, 140389), (145, 125866), (206, 88595), (235, 77662), (290, 62933), (377, 48410), (470, 38831), (515, 35438), (611, 29870), (754, 24205), (1030, 17719), (1222, 14935), (1339, 13630), (1363, 13390), (1885, 9682), (2678, 6815), (2726, 6695), (2987, 6110), (3055, 5974), (3770, 4841)]