17856938

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{653}}^1$

素因数の和:790

約数の個数: 24

約数和(自身を含む): 29747844

約数和(自身を除く): 11890906

約数列:

[1, 2, 11, 22, 113, 121, 226, 242, 653, 1243, 1306, 2486, 7183, 13673, 14366, 27346, 73789, 79013, 147578, 158026, 811679, 1623358, 8928469, 17856938]

約数ペア:

[(1, 17856938), (2, 8928469), (11, 1623358), (22, 811679), (113, 158026), (121, 147578), (226, 79013), (242, 73789), (653, 27346), (1243, 14366), (1306, 13673), (2486, 7183)]