18825420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1487}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 52996608

約数和(自身を除く): 34171188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 1487, 2110, 2532, 2974, 3165, 4220, 4461, 5948, 6330, 7435, 8922, 12660, 14870, 17844, 22305, 29740, 44610, 89220, 313757, 627514, 941271, 1255028, 1568785, 1882542, 3137570, 3765084, 4706355, 6275140, 9412710, 18825420]

約数ペア:

[(1, 18825420), (2, 9412710), (3, 6275140), (4, 4706355), (5, 3765084), (6, 3137570), (10, 1882542), (12, 1568785), (15, 1255028), (20, 941271), (30, 627514), (60, 313757), (211, 89220), (422, 44610), (633, 29740), (844, 22305), (1055, 17844), (1266, 14870), (1487, 12660), (2110, 8922), (2532, 7435), (2974, 6330), (3165, 5948), (4220, 4461)]