18421161

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1693

約数の個数: 24

約数和(自身を含む): 27885312

約数和(自身を除く): 9464151

約数列:

[1, 3, 11, 31, 33, 93, 121, 341, 363, 1023, 1637, 3751, 4911, 11253, 18007, 50747, 54021, 152241, 198077, 558217, 594231, 1674651, 6140387, 18421161]

約数ペア:

[(1, 18421161), (3, 6140387), (11, 1674651), (31, 594231), (33, 558217), (93, 198077), (121, 152241), (341, 54021), (363, 50747), (1023, 18007), (1637, 11253), (3751, 4911)]