18515108

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 36514800

約数和(自身を除く): 17999692

約数列:

[1, 2, 4, 17, 29, 34, 41, 58, 68, 82, 116, 164, 229, 458, 493, 697, 916, 986, 1189, 1394, 1972, 2378, 2788, 3893, 4756, 6641, 7786, 9389, 13282, 15572, 18778, 20213, 26564, 37556, 40426, 80852, 112897, 159613, 225794, 272281, 319226, 451588, 544562, 638452, 1089124, 4628777, 9257554, 18515108]

約数ペア:

[(1, 18515108), (2, 9257554), (4, 4628777), (17, 1089124), (29, 638452), (34, 544562), (41, 451588), (58, 319226), (68, 272281), (82, 225794), (116, 159613), (164, 112897), (229, 80852), (458, 40426), (493, 37556), (697, 26564), (916, 20213), (986, 18778), (1189, 15572), (1394, 13282), (1972, 9389), (2378, 7786), (2788, 6641), (3893, 4756)]