20125971918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{436591}}^1$

素因数の和:436809

約数の個数: 48

約数和(自身を含む): 47199087936

約数和(自身を除く): 27073116018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 197, 234, 394, 591, 1182, 1773, 2561, 3546, 5122, 7683, 15366, 23049, 46098, 436591, 873182, 1309773, 2619546, 3929319, 5675683, 7858638, 11351366, 17027049, 34054098, 51081147, 86008427, 102162294, 172016854, 258025281, 516050562, 774075843, 1118109551, 1548151686, 2236219102, 3354328653, 6708657306, 10062985959, 20125971918]

約数ペア:

[(1, 20125971918), (2, 10062985959), (3, 6708657306), (6, 3354328653), (9, 2236219102), (13, 1548151686), (18, 1118109551), (26, 774075843), (39, 516050562), (78, 258025281), (117, 172016854), (197, 102162294), (234, 86008427), (394, 51081147), (591, 34054098), (1182, 17027049), (1773, 11351366), (2561, 7858638), (3546, 5675683), (5122, 3929319), (7683, 2619546), (15366, 1309773), (23049, 873182), (46098, 436591)]