18584940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1023

約数の個数: 96

約数和(自身を含む): 58786560

約数和(自身を除く): 40201620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 971, 1276, 1595, 1740, 1914, 1942, 2913, 3190, 3828, 3884, 4785, 4855, 5826, 6380, 9570, 9710, 10681, 11652, 14565, 19140, 19420, 21362, 28159, 29130, 32043, 42724, 53405, 56318, 58260, 64086, 84477, 106810, 112636, 128172, 140795, 160215, 168954, 213620, 281590, 309749, 320430, 337908, 422385, 563180, 619498, 640860, 844770, 929247, 1238996, 1548745, 1689540, 1858494, 3097490, 3716988, 4646235, 6194980, 9292470, 18584940]

約数ペア:

[(1, 18584940), (2, 9292470), (3, 6194980), (4, 4646235), (5, 3716988), (6, 3097490), (10, 1858494), (11, 1689540), (12, 1548745), (15, 1238996), (20, 929247), (22, 844770), (29, 640860), (30, 619498), (33, 563180), (44, 422385), (55, 337908), (58, 320430), (60, 309749), (66, 281590), (87, 213620), (110, 168954), (116, 160215), (132, 140795), (145, 128172), (165, 112636), (174, 106810), (220, 84477), (290, 64086), (319, 58260), (330, 56318), (348, 53405), (435, 42724), (580, 32043), (638, 29130), (660, 28159), (870, 21362), (957, 19420), (971, 19140), (1276, 14565), (1595, 11652), (1740, 10681), (1914, 9710), (1942, 9570), (2913, 6380), (3190, 5826), (3828, 4855), (3884, 4785)]