20467428

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{25457}}^1$

素因数の和:25531

約数の個数: 24

約数和(自身を含む): 48472032

約数和(自身を除く): 28004604

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 25457, 50914, 76371, 101828, 152742, 305484, 1705619, 3411238, 5116857, 6822476, 10233714, 20467428]

約数ペア:

[(1, 20467428), (2, 10233714), (3, 6822476), (4, 5116857), (6, 3411238), (12, 1705619), (67, 305484), (134, 152742), (201, 101828), (268, 76371), (402, 50914), (804, 25457)]