18290930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8429}}^1$

素因数の和:8474

約数の個数: 32

約数和(自身を含む): 38845440

約数和(自身を除く): 20554510

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 8429, 16858, 42145, 59003, 84290, 118006, 261299, 295015, 522598, 590030, 1306495, 1829093, 2612990, 3658186, 9145465, 18290930]

約数ペア:

[(1, 18290930), (2, 9145465), (5, 3658186), (7, 2612990), (10, 1829093), (14, 1306495), (31, 590030), (35, 522598), (62, 295015), (70, 261299), (155, 118006), (217, 84290), (310, 59003), (434, 42145), (1085, 16858), (2170, 8429)]