20838276

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8389}}^1$

素因数の和:8425

約数の個数: 48

約数和(自身を含む): 56380800

約数和(自身を除く): 35542524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8389, 16778, 25167, 33556, 50334, 75501, 100668, 151002, 192947, 226503, 302004, 385894, 453006, 578841, 771788, 906012, 1157682, 1736523, 2315364, 3473046, 5209569, 6946092, 10419138, 20838276]

約数ペア:

[(1, 20838276), (2, 10419138), (3, 6946092), (4, 5209569), (6, 3473046), (9, 2315364), (12, 1736523), (18, 1157682), (23, 906012), (27, 771788), (36, 578841), (46, 453006), (54, 385894), (69, 302004), (92, 226503), (108, 192947), (138, 151002), (207, 100668), (276, 75501), (414, 50334), (621, 33556), (828, 25167), (1242, 16778), (2484, 8389)]