20896953

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1483}}^1$

素因数の和:1565

約数の個数: 32

約数和(自身を含む): 35331072

約数和(自身を除く): 14434119

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 1483, 2013, 4449, 4697, 10381, 14091, 16313, 31143, 48939, 90463, 114191, 271389, 342573, 633241, 995093, 1899723, 2985279, 6965651, 20896953]

約数ペア:

[(1, 20896953), (3, 6965651), (7, 2985279), (11, 1899723), (21, 995093), (33, 633241), (61, 342573), (77, 271389), (183, 114191), (231, 90463), (427, 48939), (671, 31143), (1281, 16313), (1483, 14091), (2013, 10381), (4449, 4697)]