18527740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 31114244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 140, 154, 212, 220, 227, 265, 308, 371, 385, 454, 530, 583, 742, 770, 908, 1060, 1135, 1166, 1484, 1540, 1589, 1855, 2270, 2332, 2497, 2915, 3178, 3710, 4081, 4540, 4994, 5830, 6356, 7420, 7945, 8162, 9988, 11660, 12031, 12485, 15890, 16324, 17479, 20405, 24062, 24970, 31780, 34958, 40810, 48124, 49940, 60155, 69916, 81620, 84217, 87395, 120310, 132341, 168434, 174790, 240620, 264682, 336868, 349580, 421085, 529364, 661705, 842170, 926387, 1323410, 1684340, 1852774, 2646820, 3705548, 4631935, 9263870, 18527740]

約数ペア:

[(1, 18527740), (2, 9263870), (4, 4631935), (5, 3705548), (7, 2646820), (10, 1852774), (11, 1684340), (14, 1323410), (20, 926387), (22, 842170), (28, 661705), (35, 529364), (44, 421085), (53, 349580), (55, 336868), (70, 264682), (77, 240620), (106, 174790), (110, 168434), (140, 132341), (154, 120310), (212, 87395), (220, 84217), (227, 81620), (265, 69916), (308, 60155), (371, 49940), (385, 48124), (454, 40810), (530, 34958), (583, 31780), (742, 24970), (770, 24062), (908, 20405), (1060, 17479), (1135, 16324), (1166, 15890), (1484, 12485), (1540, 12031), (1589, 11660), (1855, 9988), (2270, 8162), (2332, 7945), (2497, 7420), (2915, 6356), (3178, 5830), (3710, 4994), (4081, 4540)]