28742186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{9973}}^1$

素因数の和:10117

約数の個数: 16

約数和(自身を含む): 47396448

約数和(自身を除く): 18654262

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 9973, 19946, 109703, 219406, 1306463, 2612926, 14371093, 28742186]

約数ペア:

[(1, 28742186), (2, 14371093), (11, 2612926), (22, 1306463), (131, 219406), (262, 109703), (1441, 19946), (2882, 9973)]