20951492

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2971}}^1$

素因数の和:3059

約数の個数: 24

約数和(自身を含む): 38445792

約数和(自身を除く): 17494300

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 2971, 3526, 5942, 7052, 11884, 121811, 127753, 243622, 255506, 487244, 511012, 5237873, 10475746, 20951492]

約数ペア:

[(1, 20951492), (2, 10475746), (4, 5237873), (41, 511012), (43, 487244), (82, 255506), (86, 243622), (164, 127753), (172, 121811), (1763, 11884), (2971, 7052), (3526, 5942)]