20199278638

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{132623}}^1$

素因数の和:132709

約数の個数: 64

約数和(自身を含む): 40334671872

約数和(自身を除く): 20135393234

約数列:

[1, 2, 7, 11, 14, 22, 23, 43, 46, 77, 86, 154, 161, 253, 301, 322, 473, 506, 602, 946, 989, 1771, 1978, 3311, 3542, 6622, 6923, 10879, 13846, 21758, 76153, 132623, 152306, 265246, 928361, 1458853, 1856722, 2917706, 3050329, 5702789, 6100658, 10211971, 11405578, 20423942, 21352303, 33553619, 39919523, 42704606, 62730679, 67107238, 79839046, 125461358, 131164147, 234875333, 262328294, 439114753, 469750666, 878229506, 918149029, 1442805617, 1836298058, 2885611234, 10099639319, 20199278638]

約数ペア:

[(1, 20199278638), (2, 10099639319), (7, 2885611234), (11, 1836298058), (14, 1442805617), (22, 918149029), (23, 878229506), (43, 469750666), (46, 439114753), (77, 262328294), (86, 234875333), (154, 131164147), (161, 125461358), (253, 79839046), (301, 67107238), (322, 62730679), (473, 42704606), (506, 39919523), (602, 33553619), (946, 21352303), (989, 20423942), (1771, 11405578), (1978, 10211971), (3311, 6100658), (3542, 5702789), (6622, 3050329), (6923, 2917706), (10879, 1856722), (13846, 1458853), (21758, 928361), (76153, 265246), (132623, 152306)]