18163950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17299}}^1$

素因数の和:17321

約数の個数: 48

約数和(自身を含む): 51484800

約数和(自身を除く): 33320850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 17299, 34598, 51897, 86495, 103794, 121093, 172990, 242186, 259485, 363279, 432475, 518970, 605465, 726558, 864950, 1210930, 1297425, 1816395, 2594850, 3027325, 3632790, 6054650, 9081975, 18163950]

約数ペア:

[(1, 18163950), (2, 9081975), (3, 6054650), (5, 3632790), (6, 3027325), (7, 2594850), (10, 1816395), (14, 1297425), (15, 1210930), (21, 864950), (25, 726558), (30, 605465), (35, 518970), (42, 432475), (50, 363279), (70, 259485), (75, 242186), (105, 172990), (150, 121093), (175, 103794), (210, 86495), (350, 51897), (525, 34598), (1050, 17299)]