18301085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 25643520

約数和(自身を除く): 7342435

約数列:

[1, 5, 11, 19, 55, 83, 95, 209, 211, 415, 913, 1045, 1055, 1577, 2321, 4009, 4565, 7885, 11605, 17347, 17513, 20045, 44099, 86735, 87565, 192643, 220495, 332747, 963215, 1663735, 3660217, 18301085]

約数ペア:

[(1, 18301085), (5, 3660217), (11, 1663735), (19, 963215), (55, 332747), (83, 220495), (95, 192643), (209, 87565), (211, 86735), (415, 44099), (913, 20045), (1045, 17513), (1055, 17347), (1577, 11605), (2321, 7885), (4009, 4565)]