18519684

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 45275328

約数和(自身を除く): 26755644

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 106, 111, 148, 159, 212, 222, 318, 444, 636, 787, 1574, 1961, 2361, 3148, 3922, 4722, 5883, 7844, 9444, 11766, 23532, 29119, 41711, 58238, 83422, 87357, 116476, 125133, 166844, 174714, 250266, 349428, 500532, 1543307, 3086614, 4629921, 6173228, 9259842, 18519684]

約数ペア:

[(1, 18519684), (2, 9259842), (3, 6173228), (4, 4629921), (6, 3086614), (12, 1543307), (37, 500532), (53, 349428), (74, 250266), (106, 174714), (111, 166844), (148, 125133), (159, 116476), (212, 87357), (222, 83422), (318, 58238), (444, 41711), (636, 29119), (787, 23532), (1574, 11766), (1961, 9444), (2361, 7844), (3148, 5883), (3922, 4722)]