18240326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 30735936

約数和(自身を除く): 12495610

約数列:

[1, 2, 13, 26, 41, 71, 82, 142, 241, 482, 533, 923, 1066, 1846, 2911, 3133, 5822, 6266, 9881, 17111, 19762, 34222, 37843, 75686, 128453, 222443, 256906, 444886, 701551, 1403102, 9120163, 18240326]

約数ペア:

[(1, 18240326), (2, 9120163), (13, 1403102), (26, 701551), (41, 444886), (71, 256906), (82, 222443), (142, 128453), (241, 75686), (482, 37843), (533, 34222), (923, 19762), (1066, 17111), (1846, 9881), (2911, 6266), (3133, 5822)]