20247493

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{743}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 24641280

約数和(自身を除く): 4393787

約数列:

[1, 7, 17, 119, 229, 743, 1603, 3893, 5201, 12631, 27251, 88417, 170147, 1191029, 2892499, 20247493]

約数ペア:

[(1, 20247493), (7, 2892499), (17, 1191029), (119, 170147), (229, 88417), (743, 27251), (1603, 12631), (3893, 5201)]