20129190103

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{87973}}^1$

素因数の和:88087

約数の個数: 24

約数和(自身を含む): 23213875328

約数和(自身を除く): 3084685225

約数列:

[1, 11, 31, 61, 121, 341, 671, 1891, 3751, 7381, 20801, 87973, 228811, 967703, 2727163, 5366353, 10644733, 29998793, 59029883, 166356943, 329986723, 649328713, 1829926373, 20129190103]

約数ペア:

[(1, 20129190103), (11, 1829926373), (31, 649328713), (61, 329986723), (121, 166356943), (341, 59029883), (671, 29998793), (1891, 10644733), (3751, 5366353), (7381, 2727163), (20801, 967703), (87973, 228811)]