20970297436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{43331}}^1$

素因数の和:44010

約数の個数: 48

約数和(自身を含む): 42455653632

約数和(自身を除く): 21485356196

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 647, 748, 1294, 2588, 7117, 10999, 14234, 21998, 28468, 43331, 43996, 86662, 120989, 173324, 241978, 476641, 483956, 736627, 953282, 1473254, 1906564, 2946508, 8102897, 16205794, 28035157, 32411588, 56070314, 112140628, 308386727, 476597669, 616773454, 953195338, 1233546908, 1906390676, 5242574359, 10485148718, 20970297436]

約数ペア:

[(1, 20970297436), (2, 10485148718), (4, 5242574359), (11, 1906390676), (17, 1233546908), (22, 953195338), (34, 616773454), (44, 476597669), (68, 308386727), (187, 112140628), (374, 56070314), (647, 32411588), (748, 28035157), (1294, 16205794), (2588, 8102897), (7117, 2946508), (10999, 1906564), (14234, 1473254), (21998, 953282), (28468, 736627), (43331, 483956), (43996, 476641), (86662, 241978), (120989, 173324)]