20051079

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1447}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 27801600

約数和(自身を除く): 7750521

約数列:

[1, 3, 31, 93, 149, 447, 1447, 4341, 4619, 13857, 44857, 134571, 215603, 646809, 6683693, 20051079]

約数ペア:

[(1, 20051079), (3, 6683693), (31, 646809), (93, 215603), (149, 134571), (447, 44857), (1447, 13857), (4341, 4619)]