18384700

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1171}}^1$

素因数の和:1342

約数の個数: 36

約数和(自身を含む): 40183192

約数和(自身を除く): 21798492

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1171, 1570, 2342, 3140, 3925, 4684, 5855, 7850, 11710, 15700, 23420, 29275, 58550, 117100, 183847, 367694, 735388, 919235, 1838470, 3676940, 4596175, 9192350, 18384700]

約数ペア:

[(1, 18384700), (2, 9192350), (4, 4596175), (5, 3676940), (10, 1838470), (20, 919235), (25, 735388), (50, 367694), (100, 183847), (157, 117100), (314, 58550), (628, 29275), (785, 23420), (1171, 15700), (1570, 11710), (2342, 7850), (3140, 5855), (3925, 4684)]