18582860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 40715136

約数和(自身を除く): 22132276

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 265, 373, 470, 530, 746, 940, 1060, 1492, 1865, 2491, 3730, 4982, 7460, 9964, 12455, 17531, 19769, 24910, 35062, 39538, 49820, 70124, 79076, 87655, 98845, 175310, 197690, 350620, 395380, 929143, 1858286, 3716572, 4645715, 9291430, 18582860]

約数ペア:

[(1, 18582860), (2, 9291430), (4, 4645715), (5, 3716572), (10, 1858286), (20, 929143), (47, 395380), (53, 350620), (94, 197690), (106, 175310), (188, 98845), (212, 87655), (235, 79076), (265, 70124), (373, 49820), (470, 39538), (530, 35062), (746, 24910), (940, 19769), (1060, 17531), (1492, 12455), (1865, 9964), (2491, 7460), (3730, 4982)]