18236673

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3214

約数の個数: 36

約数和(自身を含む): 33010068

約数和(自身を除く): 14773395

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3181, 5733, 9543, 22267, 28629, 41353, 66801, 124059, 155869, 200403, 289471, 372177, 467607, 868413, 1402821, 2026297, 2605239, 6078891, 18236673]

約数ペア:

[(1, 18236673), (3, 6078891), (7, 2605239), (9, 2026297), (13, 1402821), (21, 868413), (39, 467607), (49, 372177), (63, 289471), (91, 200403), (117, 155869), (147, 124059), (273, 66801), (441, 41353), (637, 28629), (819, 22267), (1911, 9543), (3181, 5733)]