18660564

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{13291}}^1$

素因数の和:13317

約数の個数: 48

約数和(自身を含む): 52104640

約数和(自身を除く): 33444076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 13291, 26582, 39873, 53164, 79746, 119619, 159492, 172783, 239238, 345566, 358857, 478476, 518349, 691132, 717714, 1036698, 1435428, 1555047, 2073396, 3110094, 4665141, 6220188, 9330282, 18660564]

約数ペア:

[(1, 18660564), (2, 9330282), (3, 6220188), (4, 4665141), (6, 3110094), (9, 2073396), (12, 1555047), (13, 1435428), (18, 1036698), (26, 717714), (27, 691132), (36, 518349), (39, 478476), (52, 358857), (54, 345566), (78, 239238), (108, 172783), (117, 159492), (156, 119619), (234, 79746), (351, 53164), (468, 39873), (702, 26582), (1404, 13291)]