13490950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 28837440

約数和(自身を除く): 15346490

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 1291, 2090, 2582, 5225, 6455, 10450, 12910, 14201, 24529, 28402, 32275, 49058, 64550, 71005, 122645, 142010, 245290, 269819, 355025, 539638, 613225, 710050, 1226450, 1349095, 2698190, 6745475, 13490950]

約数ペア:

[(1, 13490950), (2, 6745475), (5, 2698190), (10, 1349095), (11, 1226450), (19, 710050), (22, 613225), (25, 539638), (38, 355025), (50, 269819), (55, 245290), (95, 142010), (110, 122645), (190, 71005), (209, 64550), (275, 49058), (418, 32275), (475, 28402), (550, 24529), (950, 14201), (1045, 12910), (1291, 10450), (2090, 6455), (2582, 5225)]