20349537

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4787}}^1$

素因数の和:4912

約数の個数: 16

約数和(自身を含む): 29494080

約数和(自身を除く): 9144543

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 4787, 14361, 62231, 186693, 521783, 1565349, 6783179, 20349537]

約数ペア:

[(1, 20349537), (3, 6783179), (13, 1565349), (39, 521783), (109, 186693), (327, 62231), (1417, 14361), (4251, 4787)]