2054556

素因数分解:

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

素因数の和:311

約数の個数: 72

約数和(自身を含む): 6150144

約数和(自身を除く): 4095588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 263, 279, 372, 434, 526, 558, 651, 789, 868, 1052, 1116, 1302, 1578, 1841, 1953, 2367, 2604, 3156, 3682, 3906, 4734, 5523, 7364, 7812, 8153, 9468, 11046, 16306, 16569, 22092, 24459, 32612, 33138, 48918, 57071, 66276, 73377, 97836, 114142, 146754, 171213, 228284, 293508, 342426, 513639, 684852, 1027278, 2054556]

約数ペア:

[(1, 2054556), (2, 1027278), (3, 684852), (4, 513639), (6, 342426), (7, 293508), (9, 228284), (12, 171213), (14, 146754), (18, 114142), (21, 97836), (28, 73377), (31, 66276), (36, 57071), (42, 48918), (62, 33138), (63, 32612), (84, 24459), (93, 22092), (124, 16569), (126, 16306), (186, 11046), (217, 9468), (252, 8153), (263, 7812), (279, 7364), (372, 5523), (434, 4734), (526, 3906), (558, 3682), (651, 3156), (789, 2604), (868, 2367), (1052, 1953), (1116, 1841), (1302, 1578)]