18018770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3343}}^1$

素因数の和:3375

約数の個数: 48

約数和(自身を含む): 41171328

約数和(自身を除く): 23152558

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 3343, 5390, 6686, 16715, 23401, 33430, 36773, 46802, 73546, 117005, 163807, 183865, 234010, 257411, 327614, 367730, 514822, 819035, 1287055, 1638070, 1801877, 2574110, 3603754, 9009385, 18018770]

約数ペア:

[(1, 18018770), (2, 9009385), (5, 3603754), (7, 2574110), (10, 1801877), (11, 1638070), (14, 1287055), (22, 819035), (35, 514822), (49, 367730), (55, 327614), (70, 257411), (77, 234010), (98, 183865), (110, 163807), (154, 117005), (245, 73546), (385, 46802), (490, 36773), (539, 33430), (770, 23401), (1078, 16715), (2695, 6686), (3343, 5390)]