18117738

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 40543776

約数和(自身を除く): 22426038

約数列:

[1, 2, 3, 6, 9, 18, 67, 83, 134, 166, 181, 201, 249, 362, 402, 498, 543, 603, 747, 1086, 1206, 1494, 1629, 3258, 5561, 11122, 12127, 15023, 16683, 24254, 30046, 33366, 36381, 45069, 50049, 72762, 90138, 100098, 109143, 135207, 218286, 270414, 1006541, 2013082, 3019623, 6039246, 9058869, 18117738]

約数ペア:

[(1, 18117738), (2, 9058869), (3, 6039246), (6, 3019623), (9, 2013082), (18, 1006541), (67, 270414), (83, 218286), (134, 135207), (166, 109143), (181, 100098), (201, 90138), (249, 72762), (362, 50049), (402, 45069), (498, 36381), (543, 33366), (603, 30046), (747, 24254), (1086, 16683), (1206, 15023), (1494, 12127), (1629, 11122), (3258, 5561)]