20043807

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15647}}^1$

素因数の和:15718

約数の個数: 16

約数和(自身を含む): 31045632

約数和(自身を除く): 11001825

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15647, 46941, 109529, 328587, 954467, 2863401, 6681269, 20043807]

約数ペア:

[(1, 20043807), (3, 6681269), (7, 2863401), (21, 954467), (61, 328587), (183, 109529), (427, 46941), (1281, 15647)]