20210244376

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1\times {\mathrm{4649}}^1$

素因数の和:5332

約数の個数: 64

約数和(自身を含む): 43691400000

約数和(自身を除く): 23481155624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 521, 596, 1042, 1043, 1192, 2084, 2086, 3647, 4168, 4172, 4649, 7294, 8344, 9298, 14588, 18596, 29176, 32543, 37192, 65086, 77629, 130172, 155258, 260344, 310516, 543403, 621032, 692701, 1086806, 1385402, 2173612, 2422129, 2770804, 4347224, 4844258, 4848907, 5541608, 9688516, 9697814, 16954903, 19377032, 19395628, 33909806, 38791256, 67819612, 135639224, 360897221, 721794442, 1443588884, 2526280547, 2887177768, 5052561094, 10105122188, 20210244376]

約数ペア:

[(1, 20210244376), (2, 10105122188), (4, 5052561094), (7, 2887177768), (8, 2526280547), (14, 1443588884), (28, 721794442), (56, 360897221), (149, 135639224), (298, 67819612), (521, 38791256), (596, 33909806), (1042, 19395628), (1043, 19377032), (1192, 16954903), (2084, 9697814), (2086, 9688516), (3647, 5541608), (4168, 4848907), (4172, 4844258), (4649, 4347224), (7294, 2770804), (8344, 2422129), (9298, 2173612), (14588, 1385402), (18596, 1086806), (29176, 692701), (32543, 621032), (37192, 543403), (65086, 310516), (77629, 260344), (130172, 155258)]