18120490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 34557120

約数和(自身を除く): 16436630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 283, 337, 566, 674, 1415, 1685, 2830, 3370, 5377, 6403, 10754, 12806, 26885, 32015, 53770, 64030, 95371, 190742, 476855, 953710, 1812049, 3624098, 9060245, 18120490]

約数ペア:

[(1, 18120490), (2, 9060245), (5, 3624098), (10, 1812049), (19, 953710), (38, 476855), (95, 190742), (190, 95371), (283, 64030), (337, 53770), (566, 32015), (674, 26885), (1415, 12806), (1685, 10754), (2830, 6403), (3370, 5377)]