20535627

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6563}}^1$

素因数の和:6722

約数の個数: 16

約数和(自身を含む): 31507200

約数和(自身を除く): 10971573

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 6563, 19689, 45941, 137823, 977887, 2933661, 6845209, 20535627]

約数ペア:

[(1, 20535627), (3, 6845209), (7, 2933661), (21, 977887), (149, 137823), (447, 45941), (1043, 19689), (3129, 6563)]