19768341

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{157}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 28528480

約数和(自身を除く): 8760139

約数列:

[1, 3, 19, 47, 57, 141, 157, 471, 893, 2209, 2679, 2983, 6627, 7379, 8949, 22137, 41971, 125913, 140201, 346813, 420603, 1040439, 6589447, 19768341]

約数ペア:

[(1, 19768341), (3, 6589447), (19, 1040439), (47, 420603), (57, 346813), (141, 140201), (157, 125913), (471, 41971), (893, 22137), (2209, 8949), (2679, 7379), (2983, 6627)]