18489540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18127}}^1$

素因数の和:18156

約数の個数: 48

約数和(自身を含む): 54819072

約数和(自身を除く): 36329532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18127, 36254, 54381, 72508, 90635, 108762, 181270, 217524, 271905, 308159, 362540, 543810, 616318, 924477, 1087620, 1232636, 1540795, 1848954, 3081590, 3697908, 4622385, 6163180, 9244770, 18489540]

約数ペア:

[(1, 18489540), (2, 9244770), (3, 6163180), (4, 4622385), (5, 3697908), (6, 3081590), (10, 1848954), (12, 1540795), (15, 1232636), (17, 1087620), (20, 924477), (30, 616318), (34, 543810), (51, 362540), (60, 308159), (68, 271905), (85, 217524), (102, 181270), (170, 108762), (204, 90635), (255, 72508), (340, 54381), (510, 36254), (1020, 18127)]