18385760

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{761}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 43781472

約数和(自身を除く): 25395712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 761, 1208, 1510, 1522, 2416, 3020, 3044, 3805, 4832, 6040, 6088, 7610, 12080, 12176, 15220, 24160, 24352, 30440, 60880, 114911, 121760, 229822, 459644, 574555, 919288, 1149110, 1838576, 2298220, 3677152, 4596440, 9192880, 18385760]

約数ペア:

[(1, 18385760), (2, 9192880), (4, 4596440), (5, 3677152), (8, 2298220), (10, 1838576), (16, 1149110), (20, 919288), (32, 574555), (40, 459644), (80, 229822), (151, 121760), (160, 114911), (302, 60880), (604, 30440), (755, 24352), (761, 24160), (1208, 15220), (1510, 12176), (1522, 12080), (2416, 7610), (3020, 6088), (3044, 6040), (3805, 4832)]