18964008

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 59304960

約数和(自身を除く): 40340952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 191, 197, 252, 382, 394, 504, 573, 591, 764, 788, 1146, 1182, 1337, 1379, 1528, 1576, 1719, 1773, 2292, 2364, 2674, 2758, 3438, 3546, 4011, 4137, 4584, 4728, 5348, 5516, 6876, 7092, 8022, 8274, 10696, 11032, 12033, 12411, 13752, 14184, 16044, 16548, 24066, 24822, 32088, 33096, 37627, 48132, 49644, 75254, 96264, 99288, 112881, 150508, 225762, 263389, 301016, 338643, 451524, 526778, 677286, 790167, 903048, 1053556, 1354572, 1580334, 2107112, 2370501, 2709144, 3160668, 4741002, 6321336, 9482004, 18964008]

約数ペア:

[(1, 18964008), (2, 9482004), (3, 6321336), (4, 4741002), (6, 3160668), (7, 2709144), (8, 2370501), (9, 2107112), (12, 1580334), (14, 1354572), (18, 1053556), (21, 903048), (24, 790167), (28, 677286), (36, 526778), (42, 451524), (56, 338643), (63, 301016), (72, 263389), (84, 225762), (126, 150508), (168, 112881), (191, 99288), (197, 96264), (252, 75254), (382, 49644), (394, 48132), (504, 37627), (573, 33096), (591, 32088), (764, 24822), (788, 24066), (1146, 16548), (1182, 16044), (1337, 14184), (1379, 13752), (1528, 12411), (1576, 12033), (1719, 11032), (1773, 10696), (2292, 8274), (2364, 8022), (2674, 7092), (2758, 6876), (3438, 5516), (3546, 5348), (4011, 4728), (4137, 4584)]