18269238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 40582080

約数和(自身を除く): 22312842

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 169, 258, 338, 419, 507, 559, 838, 1014, 1118, 1257, 1677, 2514, 3354, 5447, 7267, 10894, 14534, 16341, 18017, 21801, 32682, 36034, 43602, 54051, 70811, 108102, 141622, 212433, 234221, 424866, 468442, 702663, 1405326, 3044873, 6089746, 9134619, 18269238]

約数ペア:

[(1, 18269238), (2, 9134619), (3, 6089746), (6, 3044873), (13, 1405326), (26, 702663), (39, 468442), (43, 424866), (78, 234221), (86, 212433), (129, 141622), (169, 108102), (258, 70811), (338, 54051), (419, 43602), (507, 36034), (559, 32682), (838, 21801), (1014, 18017), (1118, 16341), (1257, 14534), (1677, 10894), (2514, 7267), (3354, 5447)]