2018181870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{503}}^1$

素因数の和:1034

約数の個数: 96

約数和(自身を含む): 5318913600

約数和(自身を除く): 3300731730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 409, 503, 545, 654, 818, 981, 1006, 1090, 1227, 1509, 1635, 1962, 2045, 2454, 2515, 3018, 3270, 3681, 4090, 4527, 4905, 5030, 6135, 7362, 7545, 9054, 9810, 12270, 15090, 18405, 22635, 36810, 44581, 45270, 54827, 89162, 109654, 133743, 164481, 205727, 222905, 267486, 274135, 328962, 401229, 411454, 445810, 493443, 548270, 617181, 668715, 802458, 822405, 986886, 1028635, 1234362, 1337430, 1644810, 1851543, 2006145, 2057270, 2467215, 3085905, 3703086, 4012290, 4934430, 6171810, 9257715, 18515430, 22424243, 44848486, 67272729, 112121215, 134545458, 201818187, 224242430, 336363645, 403636374, 672727290, 1009090935, 2018181870]

約数ペア:

[(1, 2018181870), (2, 1009090935), (3, 672727290), (5, 403636374), (6, 336363645), (9, 224242430), (10, 201818187), (15, 134545458), (18, 112121215), (30, 67272729), (45, 44848486), (90, 22424243), (109, 18515430), (218, 9257715), (327, 6171810), (409, 4934430), (503, 4012290), (545, 3703086), (654, 3085905), (818, 2467215), (981, 2057270), (1006, 2006145), (1090, 1851543), (1227, 1644810), (1509, 1337430), (1635, 1234362), (1962, 1028635), (2045, 986886), (2454, 822405), (2515, 802458), (3018, 668715), (3270, 617181), (3681, 548270), (4090, 493443), (4527, 445810), (4905, 411454), (5030, 401229), (6135, 328962), (7362, 274135), (7545, 267486), (9054, 222905), (9810, 205727), (12270, 164481), (15090, 133743), (18405, 109654), (22635, 89162), (36810, 54827), (44581, 45270)]