18287390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2003}}^1$

素因数の和:2104

約数の個数: 32

約数和(自身を含む): 36360576

約数和(自身を除く): 18073186

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2003, 4006, 4565, 9130, 10015, 20030, 22033, 44066, 110165, 166249, 220330, 332498, 831245, 1662490, 1828739, 3657478, 9143695, 18287390]

約数ペア:

[(1, 18287390), (2, 9143695), (5, 3657478), (10, 1828739), (11, 1662490), (22, 831245), (55, 332498), (83, 220330), (110, 166249), (166, 110165), (415, 44066), (830, 22033), (913, 20030), (1826, 10015), (2003, 9130), (4006, 4565)]