20752371

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3457}}^1$

素因数の和:3515

約数の個数: 24

約数和(自身を含む): 32366880

約数和(自身を除く): 11614509

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 2001, 3457, 6003, 10371, 31113, 79511, 100253, 238533, 300759, 715599, 902277, 2305819, 6917457, 20752371]

約数ペア:

[(1, 20752371), (3, 6917457), (9, 2305819), (23, 902277), (29, 715599), (69, 300759), (87, 238533), (207, 100253), (261, 79511), (667, 31113), (2001, 10371), (3457, 6003)]