18491004

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 120

約数和(自身を含む): 57243648

約数和(自身を除く): 38752644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 108, 124, 126, 162, 186, 189, 217, 252, 263, 279, 324, 372, 378, 434, 526, 558, 567, 651, 756, 789, 837, 868, 1052, 1116, 1134, 1302, 1578, 1674, 1841, 1953, 2268, 2367, 2511, 2604, 3156, 3348, 3682, 3906, 4734, 5022, 5523, 5859, 7101, 7364, 7812, 8153, 9468, 10044, 11046, 11718, 14202, 16306, 16569, 17577, 21303, 22092, 23436, 24459, 28404, 32612, 33138, 35154, 42606, 48918, 49707, 57071, 66276, 70308, 73377, 85212, 97836, 99414, 114142, 146754, 149121, 171213, 198828, 220131, 228284, 293508, 298242, 342426, 440262, 513639, 596484, 660393, 684852, 880524, 1027278, 1320786, 1540917, 2054556, 2641572, 3081834, 4622751, 6163668, 9245502, 18491004]

約数ペア:

[(1, 18491004), (2, 9245502), (3, 6163668), (4, 4622751), (6, 3081834), (7, 2641572), (9, 2054556), (12, 1540917), (14, 1320786), (18, 1027278), (21, 880524), (27, 684852), (28, 660393), (31, 596484), (36, 513639), (42, 440262), (54, 342426), (62, 298242), (63, 293508), (81, 228284), (84, 220131), (93, 198828), (108, 171213), (124, 149121), (126, 146754), (162, 114142), (186, 99414), (189, 97836), (217, 85212), (252, 73377), (263, 70308), (279, 66276), (324, 57071), (372, 49707), (378, 48918), (434, 42606), (526, 35154), (558, 33138), (567, 32612), (651, 28404), (756, 24459), (789, 23436), (837, 22092), (868, 21303), (1052, 17577), (1116, 16569), (1134, 16306), (1302, 14202), (1578, 11718), (1674, 11046), (1841, 10044), (1953, 9468), (2268, 8153), (2367, 7812), (2511, 7364), (2604, 7101), (3156, 5859), (3348, 5523), (3682, 5022), (3906, 4734)]