18762018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 42274848

約数和(自身を除く): 23512830

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 121, 129, 242, 258, 363, 473, 601, 726, 946, 1202, 1419, 1803, 2838, 3606, 5203, 6611, 10406, 13222, 15609, 19833, 25843, 31218, 39666, 51686, 72721, 77529, 145442, 155058, 218163, 284273, 436326, 568546, 852819, 1705638, 3127003, 6254006, 9381009, 18762018]

約数ペア:

[(1, 18762018), (2, 9381009), (3, 6254006), (6, 3127003), (11, 1705638), (22, 852819), (33, 568546), (43, 436326), (66, 284273), (86, 218163), (121, 155058), (129, 145442), (242, 77529), (258, 72721), (363, 51686), (473, 39666), (601, 31218), (726, 25843), (946, 19833), (1202, 15609), (1419, 13222), (1803, 10406), (2838, 6611), (3606, 5203)]