18489822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1063}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 40040448

約数和(自身を除く): 21550626

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1063, 1338, 2126, 2899, 3189, 5798, 6378, 8697, 13819, 17394, 27638, 41457, 82914, 237049, 474098, 711147, 1422294, 3081637, 6163274, 9244911, 18489822]

約数ペア:

[(1, 18489822), (2, 9244911), (3, 6163274), (6, 3081637), (13, 1422294), (26, 711147), (39, 474098), (78, 237049), (223, 82914), (446, 41457), (669, 27638), (1063, 17394), (1338, 13819), (2126, 8697), (2899, 6378), (3189, 5798)]