18571890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21347}}^1$

素因数の和:21386

約数の個数: 32

約数和(自身を含む): 46111680

約数和(自身を除く): 27539790

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21347, 42694, 64041, 106735, 128082, 213470, 320205, 619063, 640410, 1238126, 1857189, 3095315, 3714378, 6190630, 9285945, 18571890]

約数ペア:

[(1, 18571890), (2, 9285945), (3, 6190630), (5, 3714378), (6, 3095315), (10, 1857189), (15, 1238126), (29, 640410), (30, 619063), (58, 320205), (87, 213470), (145, 128082), (174, 106735), (290, 64041), (435, 42694), (870, 21347)]