20117791722

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{1396487}}^1$

素因数の和:1396520

約数の個数: 40

約数和(自身を含む): 46938754656

約数和(自身を除く): 26820962934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 2401, 4802, 7203, 14406, 1396487, 2792974, 4189461, 8378922, 9775409, 19550818, 29326227, 58652454, 68427863, 136855726, 205283589, 410567178, 478995041, 957990082, 1436985123, 2873970246, 3352965287, 6705930574, 10058895861, 20117791722]

約数ペア:

[(1, 20117791722), (2, 10058895861), (3, 6705930574), (6, 3352965287), (7, 2873970246), (14, 1436985123), (21, 957990082), (42, 478995041), (49, 410567178), (98, 205283589), (147, 136855726), (294, 68427863), (343, 58652454), (686, 29326227), (1029, 19550818), (2058, 9775409), (2401, 8378922), (4802, 4189461), (7203, 2792974), (14406, 1396487)]