20189737088

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{6857927}}^1$

素因数の和:6857964

約数の個数: 32

約数和(自身を含む): 41970519360

約数和(自身を除く): 21780782272

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 6857927, 13715854, 27431708, 54863416, 109726832, 157732321, 219453664, 315464642, 438907328, 630929284, 877814656, 1261858568, 2523717136, 5047434272, 10094868544, 20189737088]

約数ペア:

[(1, 20189737088), (2, 10094868544), (4, 5047434272), (8, 2523717136), (16, 1261858568), (23, 877814656), (32, 630929284), (46, 438907328), (64, 315464642), (92, 219453664), (128, 157732321), (184, 109726832), (368, 54863416), (736, 27431708), (1472, 13715854), (2944, 6857927)]