20137792143

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50470657}}^1$

素因数の和:50470686

約数の個数: 16

約数和(自身を含む): 32301221120

約数和(自身を除く): 12163428977

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50470657, 151411971, 353294599, 958942483, 1059883797, 2876827449, 6712597381, 20137792143]

約数ペア:

[(1, 20137792143), (3, 6712597381), (7, 2876827449), (19, 1059883797), (21, 958942483), (57, 353294599), (133, 151411971), (399, 50470657)]