161130892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{20521}}^1$

素因数の和:20689

約数の個数: 24

約数和(自身を含む): 305695712

約数和(自身を除く): 144564820

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 3926, 7852, 20521, 41042, 82084, 266773, 533546, 1067092, 3098671, 6197342, 12394684, 40282723, 80565446, 161130892]

約数ペア:

[(1, 161130892), (2, 80565446), (4, 40282723), (13, 12394684), (26, 6197342), (52, 3098671), (151, 1067092), (302, 533546), (604, 266773), (1963, 82084), (3926, 41042), (7852, 20521)]