20595537

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 30576000

約数和(自身を除く): 9980463

約数列:

[1, 3, 9, 79, 83, 237, 249, 349, 711, 747, 1047, 3141, 6557, 19671, 27571, 28967, 59013, 82713, 86901, 248139, 260703, 2288393, 6865179, 20595537]

約数ペア:

[(1, 20595537), (3, 6865179), (9, 2288393), (79, 260703), (83, 248139), (237, 86901), (249, 82713), (349, 59013), (711, 28967), (747, 27571), (1047, 19671), (3141, 6557)]