19253973

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7187}}^1$

素因数の和:7256

約数の個数: 16

約数和(自身を含む): 27601920

約数和(自身を除く): 8347947

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 7187, 21561, 136553, 337789, 409659, 1013367, 6417991, 19253973]

約数ペア:

[(1, 19253973), (3, 6417991), (19, 1013367), (47, 409659), (57, 337789), (141, 136553), (893, 21561), (2679, 7187)]