31720284

素因数分解:

$2^2\times 3^2\times {\mathrm{881119}}^1$

素因数の和:881129

約数の個数: 18

約数和(自身を含む): 80181920

約数和(自身を除く): 48461636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 881119, 1762238, 2643357, 3524476, 5286714, 7930071, 10573428, 15860142, 31720284]

約数ペア:

[(1, 31720284), (2, 15860142), (3, 10573428), (4, 7930071), (6, 5286714), (9, 3524476), (12, 2643357), (18, 1762238), (36, 881119)]