20707323

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{751}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 34363392

約数和(自身を除く): 13656069

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 303, 707, 751, 1313, 2121, 2253, 3939, 5257, 9191, 9763, 15771, 27573, 29289, 68341, 75851, 205023, 227553, 530957, 986063, 1592871, 2958189, 6902441, 20707323]

約数ペア:

[(1, 20707323), (3, 6902441), (7, 2958189), (13, 1592871), (21, 986063), (39, 530957), (91, 227553), (101, 205023), (273, 75851), (303, 68341), (707, 29289), (751, 27573), (1313, 15771), (2121, 9763), (2253, 9191), (3939, 5257)]