18460854

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 41934672

約数和(自身を除く): 23473818

約数列:

[1, 2, 3, 6, 9, 18, 37, 53, 74, 106, 111, 159, 222, 318, 333, 477, 523, 666, 954, 1046, 1569, 1961, 3138, 3922, 4707, 5883, 9414, 11766, 17649, 19351, 27719, 35298, 38702, 55438, 58053, 83157, 116106, 166314, 174159, 249471, 348318, 498942, 1025603, 2051206, 3076809, 6153618, 9230427, 18460854]

約数ペア:

[(1, 18460854), (2, 9230427), (3, 6153618), (6, 3076809), (9, 2051206), (18, 1025603), (37, 498942), (53, 348318), (74, 249471), (106, 174159), (111, 166314), (159, 116106), (222, 83157), (318, 58053), (333, 55438), (477, 38702), (523, 35298), (666, 27719), (954, 19351), (1046, 17649), (1569, 11766), (1961, 9414), (3138, 5883), (3922, 4707)]