20147443421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1\times {\mathrm{116437}}^1$

素因数の和:117764

約数の個数: 16

約数和(自身を含む): 24256364160

約数和(自身を除く): 4108920739

約数列:

[1, 7, 19, 133, 1301, 9107, 24719, 116437, 173033, 815059, 2212303, 15486121, 151484537, 1060391759, 2878206203, 20147443421]

約数ペア:

[(1, 20147443421), (7, 2878206203), (19, 1060391759), (133, 151484537), (1301, 15486121), (9107, 2212303), (24719, 815059), (116437, 173033)]