20037704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{547}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 39784800

約数和(自身を除く): 19747096

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 241, 482, 547, 964, 1094, 1928, 2188, 4376, 4579, 9158, 10393, 18316, 20786, 36632, 41572, 83144, 131827, 263654, 527308, 1054616, 2504713, 5009426, 10018852, 20037704]

約数ペア:

[(1, 20037704), (2, 10018852), (4, 5009426), (8, 2504713), (19, 1054616), (38, 527308), (76, 263654), (152, 131827), (241, 83144), (482, 41572), (547, 36632), (964, 20786), (1094, 18316), (1928, 10393), (2188, 9158), (4376, 4579)]