20362995

素因数分解:

$3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:521

約数の個数: 40

約数和(自身を含む): 36869184

約数和(自身を除く): 16506189

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 367, 405, 411, 685, 1101, 1233, 1835, 2055, 3303, 3699, 5505, 6165, 9909, 11097, 16515, 18495, 29727, 49545, 50279, 55485, 148635, 150837, 251395, 452511, 754185, 1357533, 2262555, 4072599, 6787665, 20362995]

約数ペア:

[(1, 20362995), (3, 6787665), (5, 4072599), (9, 2262555), (15, 1357533), (27, 754185), (45, 452511), (81, 251395), (135, 150837), (137, 148635), (367, 55485), (405, 50279), (411, 49545), (685, 29727), (1101, 18495), (1233, 16515), (1835, 11097), (2055, 9909), (3303, 6165), (3699, 5505)]