20548026

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{3491}}^1$

素因数の和:3611

約数の個数: 32

約数和(自身を含む): 46094400

約数和(自身を除く): 25546374

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 3491, 5886, 6982, 10473, 20946, 31419, 62838, 94257, 188514, 380519, 761038, 1141557, 2283114, 3424671, 6849342, 10274013, 20548026]

約数ペア:

[(1, 20548026), (2, 10274013), (3, 6849342), (6, 3424671), (9, 2283114), (18, 1141557), (27, 761038), (54, 380519), (109, 188514), (218, 94257), (327, 62838), (654, 31419), (981, 20946), (1962, 10473), (2943, 6982), (3491, 5886)]