20249639082

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{397379}}^1$

素因数の和:397555

約数の個数: 48

約数和(自身を含む): 46493460000

約数和(自身を除く): 26243820918

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 149, 171, 298, 342, 447, 894, 1341, 2682, 2831, 5662, 8493, 16986, 25479, 50958, 397379, 794758, 1192137, 2384274, 3576411, 7152822, 7550201, 15100402, 22650603, 45301206, 59209471, 67951809, 118418942, 135903618, 177628413, 355256826, 532885239, 1065770478, 1124979949, 2249959898, 3374939847, 6749879694, 10124819541, 20249639082]

約数ペア:

[(1, 20249639082), (2, 10124819541), (3, 6749879694), (6, 3374939847), (9, 2249959898), (18, 1124979949), (19, 1065770478), (38, 532885239), (57, 355256826), (114, 177628413), (149, 135903618), (171, 118418942), (298, 67951809), (342, 59209471), (447, 45301206), (894, 22650603), (1341, 15100402), (2682, 7550201), (2831, 7152822), (5662, 3576411), (8493, 2384274), (16986, 1192137), (25479, 794758), (50958, 397379)]