18961452

素因数分解:

$2^2\times 3^4\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1420

約数の個数: 60

約数和(自身を含む): 50759016

約数和(自身を除く): 31797564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 162, 172, 258, 324, 387, 516, 774, 1161, 1361, 1548, 2322, 2722, 3483, 4083, 4644, 5444, 6966, 8166, 12249, 13932, 16332, 24498, 36747, 48996, 58523, 73494, 110241, 117046, 146988, 175569, 220482, 234092, 351138, 440964, 526707, 702276, 1053414, 1580121, 2106828, 3160242, 4740363, 6320484, 9480726, 18961452]

約数ペア:

[(1, 18961452), (2, 9480726), (3, 6320484), (4, 4740363), (6, 3160242), (9, 2106828), (12, 1580121), (18, 1053414), (27, 702276), (36, 526707), (43, 440964), (54, 351138), (81, 234092), (86, 220482), (108, 175569), (129, 146988), (162, 117046), (172, 110241), (258, 73494), (324, 58523), (387, 48996), (516, 36747), (774, 24498), (1161, 16332), (1361, 13932), (1548, 12249), (2322, 8166), (2722, 6966), (3483, 5444), (4083, 4644)]