20087748

素因数分解:

$2^2\times 3^2\times {\mathrm{743}}^1\times {\mathrm{751}}^1$

素因数の和:1504

約数の個数: 36

約数和(自身を含む): 50913408

約数和(自身を除く): 30825660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 743, 751, 1486, 1502, 2229, 2253, 2972, 3004, 4458, 4506, 6687, 6759, 8916, 9012, 13374, 13518, 26748, 27036, 557993, 1115986, 1673979, 2231972, 3347958, 5021937, 6695916, 10043874, 20087748]

約数ペア:

[(1, 20087748), (2, 10043874), (3, 6695916), (4, 5021937), (6, 3347958), (9, 2231972), (12, 1673979), (18, 1115986), (36, 557993), (743, 27036), (751, 26748), (1486, 13518), (1502, 13374), (2229, 9012), (2253, 8916), (2972, 6759), (3004, 6687), (4458, 4506)]