20797986692

素因数分解:

$2^2\times 7^2\times {\mathrm{719}}^1\times {\mathrm{147583}}^1$

素因数の和:148320

約数の個数: 36

約数和(自身を含む): 42397931520

約数和(自身を除く): 21599944828

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 719, 1438, 2876, 5033, 10066, 20132, 35231, 70462, 140924, 147583, 295166, 590332, 1033081, 2066162, 4132324, 7231567, 14463134, 28926268, 106112177, 212224354, 424448708, 742785239, 1485570478, 2971140956, 5199496673, 10398993346, 20797986692]

約数ペア:

[(1, 20797986692), (2, 10398993346), (4, 5199496673), (7, 2971140956), (14, 1485570478), (28, 742785239), (49, 424448708), (98, 212224354), (196, 106112177), (719, 28926268), (1438, 14463134), (2876, 7231567), (5033, 4132324), (10066, 2066162), (20132, 1033081), (35231, 590332), (70462, 295166), (140924, 147583)]