19105620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18731}}^1$

素因数の和:18760

約数の個数: 48

約数和(自身を含む): 56645568

約数和(自身を除く): 37539948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18731, 37462, 56193, 74924, 93655, 112386, 187310, 224772, 280965, 318427, 374620, 561930, 636854, 955281, 1123860, 1273708, 1592135, 1910562, 3184270, 3821124, 4776405, 6368540, 9552810, 19105620]

約数ペア:

[(1, 19105620), (2, 9552810), (3, 6368540), (4, 4776405), (5, 3821124), (6, 3184270), (10, 1910562), (12, 1592135), (15, 1273708), (17, 1123860), (20, 955281), (30, 636854), (34, 561930), (51, 374620), (60, 318427), (68, 280965), (85, 224772), (102, 187310), (170, 112386), (204, 93655), (255, 74924), (340, 56193), (510, 37462), (1020, 18731)]