990803372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{18481}}^1$

素因数の和:19529

約数の個数: 24

約数和(自身を含む): 1869195552

約数和(自身を除く): 878392180

約数列:

[1, 2, 4, 13, 26, 52, 1031, 2062, 4124, 13403, 18481, 26806, 36962, 53612, 73924, 240253, 480506, 961012, 19053911, 38107822, 76215644, 247700843, 495401686, 990803372]

約数ペア:

[(1, 990803372), (2, 495401686), (4, 247700843), (13, 76215644), (26, 38107822), (52, 19053911), (1031, 961012), (2062, 480506), (4124, 240253), (13403, 73924), (18481, 53612), (26806, 36962)]