17963426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 30336768

約数和(自身を除く): 12373342

約数列:

[1, 2, 13, 26, 37, 71, 74, 142, 263, 481, 526, 923, 962, 1846, 2627, 3419, 5254, 6838, 9731, 18673, 19462, 34151, 37346, 68302, 126503, 242749, 253006, 485498, 690901, 1381802, 8981713, 17963426]

約数ペア:

[(1, 17963426), (2, 8981713), (13, 1381802), (26, 690901), (37, 485498), (71, 253006), (74, 242749), (142, 126503), (263, 68302), (481, 37346), (526, 34151), (923, 19462), (962, 18673), (1846, 9731), (2627, 6838), (3419, 5254)]