18388950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2851}}^1$

素因数の和:2909

約数の個数: 48

約数和(自身を含む): 46681536

約数和(自身を除く): 28292586

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 2851, 3225, 5702, 6450, 8553, 14255, 17106, 28510, 42765, 71275, 85530, 122593, 142550, 213825, 245186, 367779, 427650, 612965, 735558, 1225930, 1838895, 3064825, 3677790, 6129650, 9194475, 18388950]

約数ペア:

[(1, 18388950), (2, 9194475), (3, 6129650), (5, 3677790), (6, 3064825), (10, 1838895), (15, 1225930), (25, 735558), (30, 612965), (43, 427650), (50, 367779), (75, 245186), (86, 213825), (129, 142550), (150, 122593), (215, 85530), (258, 71275), (430, 42765), (645, 28510), (1075, 17106), (1290, 14255), (2150, 8553), (2851, 6450), (3225, 5702)]