19691790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 50284800

約数和(自身を除く): 30593010

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 179, 190, 193, 285, 358, 386, 537, 570, 579, 895, 965, 1074, 1158, 1790, 1930, 2685, 2895, 3401, 3667, 5370, 5790, 6802, 7334, 10203, 11001, 17005, 18335, 20406, 22002, 34010, 34547, 36670, 51015, 55005, 69094, 102030, 103641, 110010, 172735, 207282, 345470, 518205, 656393, 1036410, 1312786, 1969179, 3281965, 3938358, 6563930, 9845895, 19691790]

約数ペア:

[(1, 19691790), (2, 9845895), (3, 6563930), (5, 3938358), (6, 3281965), (10, 1969179), (15, 1312786), (19, 1036410), (30, 656393), (38, 518205), (57, 345470), (95, 207282), (114, 172735), (179, 110010), (190, 103641), (193, 102030), (285, 69094), (358, 55005), (386, 51015), (537, 36670), (570, 34547), (579, 34010), (895, 22002), (965, 20406), (1074, 18335), (1158, 17005), (1790, 11001), (1930, 10203), (2685, 7334), (2895, 6802), (3401, 5790), (3667, 5370)]