22788172

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:462

約数の個数: 36

約数和(自身を含む): 44241120

約数和(自身を除く): 21452948

約数列:

[1, 2, 4, 11, 22, 44, 121, 197, 239, 242, 394, 478, 484, 788, 956, 2167, 2629, 4334, 5258, 8668, 10516, 23837, 28919, 47083, 47674, 57838, 94166, 95348, 115676, 188332, 517913, 1035826, 2071652, 5697043, 11394086, 22788172]

約数ペア:

[(1, 22788172), (2, 11394086), (4, 5697043), (11, 2071652), (22, 1035826), (44, 517913), (121, 188332), (197, 115676), (239, 95348), (242, 94166), (394, 57838), (478, 47674), (484, 47083), (788, 28919), (956, 23837), (2167, 10516), (2629, 8668), (4334, 5258)]