20123248504

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{2971}}^1$

素因数の和:3412

約数の個数: 64

約数和(自身を含む): 39826702080

約数和(自身を除く): 19703453576

約数列:

[1, 2, 4, 8, 23, 46, 92, 131, 184, 262, 281, 524, 562, 1048, 1124, 2248, 2971, 3013, 5942, 6026, 6463, 11884, 12052, 12926, 23768, 24104, 25852, 36811, 51704, 68333, 73622, 136666, 147244, 273332, 294488, 389201, 546664, 778402, 834851, 846653, 1556804, 1669702, 1693306, 3113608, 3339404, 3386612, 6678808, 6773224, 8951623, 17903246, 19201573, 35806492, 38403146, 71612984, 76806292, 109365481, 153612584, 218730962, 437461924, 874923848, 2515406063, 5030812126, 10061624252, 20123248504]

約数ペア:

[(1, 20123248504), (2, 10061624252), (4, 5030812126), (8, 2515406063), (23, 874923848), (46, 437461924), (92, 218730962), (131, 153612584), (184, 109365481), (262, 76806292), (281, 71612984), (524, 38403146), (562, 35806492), (1048, 19201573), (1124, 17903246), (2248, 8951623), (2971, 6773224), (3013, 6678808), (5942, 3386612), (6026, 3339404), (6463, 3113608), (11884, 1693306), (12052, 1669702), (12926, 1556804), (23768, 846653), (24104, 834851), (25852, 778402), (36811, 546664), (51704, 389201), (68333, 294488), (73622, 273332), (136666, 147244)]