20286828

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8167}}^1$

素因数の和:8203

約数の個数: 48

約数和(自身を含む): 54888960

約数和(自身を除く): 34602132

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, 8167, 16334, 24501, 32668, 49002, 73503, 98004, 147006, 187841, 220509, 294012, 375682, 441018, 563523, 751364, 882036, 1127046, 1690569, 2254092, 3381138, 5071707, 6762276, 10143414, 20286828]

約数ペア:

[(1, 20286828), (2, 10143414), (3, 6762276), (4, 5071707), (6, 3381138), (9, 2254092), (12, 1690569), (18, 1127046), (23, 882036), (27, 751364), (36, 563523), (46, 441018), (54, 375682), (69, 294012), (92, 220509), (108, 187841), (138, 147006), (207, 98004), (276, 73503), (414, 49002), (621, 32668), (828, 24501), (1242, 16334), (2484, 8167)]