18016263

素因数分解:

$3^5\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 27221376

約数和(自身を除く): 9205113

約数列:

[1, 3, 9, 27, 81, 151, 243, 453, 491, 1359, 1473, 4077, 4419, 12231, 13257, 36693, 39771, 74141, 119313, 222423, 667269, 2001807, 6005421, 18016263]

約数ペア:

[(1, 18016263), (3, 6005421), (9, 2001807), (27, 667269), (81, 222423), (151, 119313), (243, 74141), (453, 39771), (491, 36693), (1359, 13257), (1473, 12231), (4077, 4419)]