20054567984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{10771}}^1$

素因数の和:11010

約数の個数: 80

約数和(自身を含む): 43277587200

約数和(自身を除く): 23223019216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 149, 176, 284, 298, 568, 596, 781, 1136, 1192, 1562, 1639, 2384, 3124, 3278, 6248, 6556, 10579, 10771, 12496, 13112, 21158, 21542, 26224, 42316, 43084, 84632, 86168, 116369, 118481, 169264, 172336, 232738, 236962, 465476, 473924, 764741, 930952, 947848, 1529482, 1604879, 1861904, 1895696, 3058964, 3209758, 6117928, 6419516, 8412151, 12235856, 12839032, 16824302, 17653669, 25678064, 33648604, 35307338, 67297208, 70614676, 113946409, 134594416, 141229352, 227892818, 282458704, 455785636, 911571272, 1253410499, 1823142544, 2506820998, 5013641996, 10027283992, 20054567984]

約数ペア:

[(1, 20054567984), (2, 10027283992), (4, 5013641996), (8, 2506820998), (11, 1823142544), (16, 1253410499), (22, 911571272), (44, 455785636), (71, 282458704), (88, 227892818), (142, 141229352), (149, 134594416), (176, 113946409), (284, 70614676), (298, 67297208), (568, 35307338), (596, 33648604), (781, 25678064), (1136, 17653669), (1192, 16824302), (1562, 12839032), (1639, 12235856), (2384, 8412151), (3124, 6419516), (3278, 6117928), (6248, 3209758), (6556, 3058964), (10579, 1895696), (10771, 1861904), (12496, 1604879), (13112, 1529482), (21158, 947848), (21542, 930952), (26224, 764741), (42316, 473924), (43084, 465476), (84632, 236962), (86168, 232738), (116369, 172336), (118481, 169264)]