20683689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 10161111

約数列:

[1, 3, 13, 39, 59, 89, 101, 177, 267, 303, 767, 1157, 1313, 2301, 3471, 3939, 5251, 5959, 8989, 15753, 17877, 26967, 68263, 77467, 116857, 204789, 232401, 350571, 530351, 1591053, 6894563, 20683689]

約数ペア:

[(1, 20683689), (3, 6894563), (13, 1591053), (39, 530351), (59, 350571), (89, 232401), (101, 204789), (177, 116857), (267, 77467), (303, 68263), (767, 26967), (1157, 17877), (1313, 15753), (2301, 8989), (3471, 5959), (3939, 5251)]