20554452

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^1\times {\mathrm{2293}}^1$

素因数の和:2389

約数の個数: 48

約数和(自身を含む): 53954880

約数和(自身を除く): 33400428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 996, 1494, 2241, 2293, 2988, 4482, 4586, 6879, 8964, 9172, 13758, 20637, 27516, 41274, 61911, 82548, 123822, 190319, 247644, 380638, 570957, 761276, 1141914, 1712871, 2283828, 3425742, 5138613, 6851484, 10277226, 20554452]

約数ペア:

[(1, 20554452), (2, 10277226), (3, 6851484), (4, 5138613), (6, 3425742), (9, 2283828), (12, 1712871), (18, 1141914), (27, 761276), (36, 570957), (54, 380638), (83, 247644), (108, 190319), (166, 123822), (249, 82548), (332, 61911), (498, 41274), (747, 27516), (996, 20637), (1494, 13758), (2241, 9172), (2293, 8964), (2988, 6879), (4482, 4586)]