18753955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1489}}^1$

素因数の和:1734

約数の個数: 16

約数和(自身を含む): 24674400

約数和(自身を除く): 5920445

約数列:

[1, 5, 11, 55, 229, 1145, 1489, 2519, 7445, 12595, 16379, 81895, 340981, 1704905, 3750791, 18753955]

約数ペア:

[(1, 18753955), (5, 3750791), (11, 1704905), (55, 340981), (229, 81895), (1145, 16379), (1489, 12595), (2519, 7445)]