20521330488

素因数分解:

$2^3\times 3^2\times {\mathrm{1451}}^1\times {\mathrm{196429}}^1$

素因数の和:197892

約数の個数: 48

約数和(自身を含む): 55617190200

約数和(自身を除く): 35095859712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1451, 2902, 4353, 5804, 8706, 11608, 13059, 17412, 26118, 34824, 52236, 104472, 196429, 392858, 589287, 785716, 1178574, 1571432, 1767861, 2357148, 3535722, 4714296, 7071444, 14142888, 285018479, 570036958, 855055437, 1140073916, 1710110874, 2280147832, 2565166311, 3420221748, 5130332622, 6840443496, 10260665244, 20521330488]

約数ペア:

[(1, 20521330488), (2, 10260665244), (3, 6840443496), (4, 5130332622), (6, 3420221748), (8, 2565166311), (9, 2280147832), (12, 1710110874), (18, 1140073916), (24, 855055437), (36, 570036958), (72, 285018479), (1451, 14142888), (2902, 7071444), (4353, 4714296), (5804, 3535722), (8706, 2357148), (11608, 1767861), (13059, 1571432), (17412, 1178574), (26118, 785716), (34824, 589287), (52236, 392858), (104472, 196429)]