20137522216

素因数分解:

$2^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{653}}^1\times {\mathrm{1453}}^1$

素因数の和:2498

約数の個数: 64

約数和(自身を含む): 43361769600

約数和(自身を除く): 23224247384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 379, 653, 758, 1306, 1453, 1516, 2612, 2653, 2906, 3032, 4571, 5224, 5306, 5812, 9142, 10171, 10612, 11624, 18284, 20342, 21224, 36568, 40684, 81368, 247487, 494974, 550687, 948809, 989948, 1101374, 1732409, 1897618, 1979896, 2202748, 3464818, 3795236, 3854809, 4405496, 6641663, 6929636, 7590472, 7709618, 13283326, 13859272, 15419236, 26566652, 30838472, 53133304, 359598611, 719197222, 1438394444, 2517190277, 2876788888, 5034380554, 10068761108, 20137522216]

約数ペア:

[(1, 20137522216), (2, 10068761108), (4, 5034380554), (7, 2876788888), (8, 2517190277), (14, 1438394444), (28, 719197222), (56, 359598611), (379, 53133304), (653, 30838472), (758, 26566652), (1306, 15419236), (1453, 13859272), (1516, 13283326), (2612, 7709618), (2653, 7590472), (2906, 6929636), (3032, 6641663), (4571, 4405496), (5224, 3854809), (5306, 3795236), (5812, 3464818), (9142, 2202748), (10171, 1979896), (10612, 1897618), (11624, 1732409), (18284, 1101374), (20342, 989948), (21224, 948809), (36568, 550687), (40684, 494974), (81368, 247487)]