18630444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{863}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 49932288

約数和(自身を除く): 31301844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 771, 863, 1028, 1542, 1726, 1799, 2589, 3084, 3452, 3598, 5178, 5397, 6041, 7196, 10356, 10794, 12082, 18123, 21588, 24164, 36246, 72492, 221791, 443582, 665373, 887164, 1330746, 1552537, 2661492, 3105074, 4657611, 6210148, 9315222, 18630444]

約数ペア:

[(1, 18630444), (2, 9315222), (3, 6210148), (4, 4657611), (6, 3105074), (7, 2661492), (12, 1552537), (14, 1330746), (21, 887164), (28, 665373), (42, 443582), (84, 221791), (257, 72492), (514, 36246), (771, 24164), (863, 21588), (1028, 18123), (1542, 12082), (1726, 10794), (1799, 10356), (2589, 7196), (3084, 6041), (3452, 5397), (3598, 5178)]