20747676

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 50408064

約数和(自身を除く): 29660388

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 83, 111, 148, 166, 222, 249, 332, 444, 498, 563, 996, 1126, 1689, 2252, 3071, 3378, 6142, 6756, 9213, 12284, 18426, 20831, 36852, 41662, 46729, 62493, 83324, 93458, 124986, 140187, 186916, 249972, 280374, 560748, 1728973, 3457946, 5186919, 6915892, 10373838, 20747676]

約数ペア:

[(1, 20747676), (2, 10373838), (3, 6915892), (4, 5186919), (6, 3457946), (12, 1728973), (37, 560748), (74, 280374), (83, 249972), (111, 186916), (148, 140187), (166, 124986), (222, 93458), (249, 83324), (332, 62493), (444, 46729), (498, 41662), (563, 36852), (996, 20831), (1126, 18426), (1689, 12284), (2252, 9213), (3071, 6756), (3378, 6142)]