20315229

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{6917}}^1$

素因数の和:7020

約数の個数: 16

約数和(自身を含む): 29885760

約数和(自身を除く): 9570531

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 6917, 20751, 76087, 228261, 615613, 1846839, 6771743, 20315229]

約数ペア:

[(1, 20315229), (3, 6771743), (11, 1846839), (33, 615613), (89, 228261), (267, 76087), (979, 20751), (2937, 6917)]