18165870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:607

約数の個数: 80

約数和(自身を含む): 50128848

約数和(自身を除く): 31962978

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 81, 82, 90, 123, 135, 162, 205, 246, 270, 369, 405, 410, 547, 615, 738, 810, 1094, 1107, 1230, 1641, 1845, 2214, 2735, 3282, 3321, 3690, 4923, 5470, 5535, 6642, 8205, 9846, 11070, 14769, 16410, 16605, 22427, 24615, 29538, 33210, 44307, 44854, 49230, 67281, 73845, 88614, 112135, 134562, 147690, 201843, 221535, 224270, 336405, 403686, 443070, 605529, 672810, 1009215, 1211058, 1816587, 2018430, 3027645, 3633174, 6055290, 9082935, 18165870]

約数ペア:

[(1, 18165870), (2, 9082935), (3, 6055290), (5, 3633174), (6, 3027645), (9, 2018430), (10, 1816587), (15, 1211058), (18, 1009215), (27, 672810), (30, 605529), (41, 443070), (45, 403686), (54, 336405), (81, 224270), (82, 221535), (90, 201843), (123, 147690), (135, 134562), (162, 112135), (205, 88614), (246, 73845), (270, 67281), (369, 49230), (405, 44854), (410, 44307), (547, 33210), (615, 29538), (738, 24615), (810, 22427), (1094, 16605), (1107, 16410), (1230, 14769), (1641, 11070), (1845, 9846), (2214, 8205), (2735, 6642), (3282, 5535), (3321, 5470), (3690, 4923)]