19688733

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{233}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 29385720

約数和(自身を除く): 9696987

約数列:

[1, 3, 9, 41, 123, 229, 233, 369, 687, 699, 2061, 2097, 9389, 9553, 28167, 28659, 53357, 84501, 85977, 160071, 480213, 2187637, 6562911, 19688733]

約数ペア:

[(1, 19688733), (3, 6562911), (9, 2187637), (41, 480213), (123, 160071), (229, 85977), (233, 84501), (369, 53357), (687, 28659), (699, 28167), (2061, 9553), (2097, 9389)]