20196688484

素因数分解:

$2^2\times 7^2\times {\mathrm{26107}}^1\times {\mathrm{3947}}^1$

素因数の和:30072

約数の個数: 36

約数和(自身を含む): 41126679216

約数和(自身を除く): 20929990732

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 3947, 7894, 15788, 26107, 27629, 52214, 55258, 104428, 110516, 182749, 193403, 365498, 386806, 730996, 773612, 1279243, 2558486, 5116972, 103044329, 206088658, 412177316, 721310303, 1442620606, 2885241212, 5049172121, 10098344242, 20196688484]

約数ペア:

[(1, 20196688484), (2, 10098344242), (4, 5049172121), (7, 2885241212), (14, 1442620606), (28, 721310303), (49, 412177316), (98, 206088658), (196, 103044329), (3947, 5116972), (7894, 2558486), (15788, 1279243), (26107, 773612), (27629, 730996), (52214, 386806), (55258, 365498), (104428, 193403), (110516, 182749)]