17897788

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 34320384

約数和(自身を除く): 16422596

約数列:

[1, 2, 4, 31, 37, 47, 62, 74, 83, 94, 124, 148, 166, 188, 332, 1147, 1457, 1739, 2294, 2573, 2914, 3071, 3478, 3901, 4588, 5146, 5828, 6142, 6956, 7802, 10292, 12284, 15604, 53909, 95201, 107818, 120931, 144337, 190402, 215636, 241862, 288674, 380804, 483724, 577348, 4474447, 8948894, 17897788]

約数ペア:

[(1, 17897788), (2, 8948894), (4, 4474447), (31, 577348), (37, 483724), (47, 380804), (62, 288674), (74, 241862), (83, 215636), (94, 190402), (124, 144337), (148, 120931), (166, 107818), (188, 95201), (332, 53909), (1147, 15604), (1457, 12284), (1739, 10292), (2294, 7802), (2573, 6956), (2914, 6142), (3071, 5828), (3478, 5146), (3901, 4588)]