19492977

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15217}}^1$

素因数の和:15288

約数の個数: 16

約数和(自身を含む): 30192512

約数和(自身を除く): 10699535

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15217, 45651, 106519, 319557, 928237, 2784711, 6497659, 19492977]

約数ペア:

[(1, 19492977), (3, 6497659), (7, 2784711), (21, 928237), (61, 319557), (183, 106519), (427, 45651), (1281, 15217)]