20121479988

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{257611}}^1$

素因数の和:257924

約数の個数: 48

約数和(自身を含む): 49164734976

約数和(自身を除く): 29043254988

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 283, 566, 849, 1132, 1698, 3396, 6509, 13018, 19527, 26036, 39054, 78108, 257611, 515222, 772833, 1030444, 1545666, 3091332, 5925053, 11850106, 17775159, 23700212, 35550318, 71100636, 72903913, 145807826, 218711739, 291615652, 437423478, 874846956, 1676789999, 3353579998, 5030369997, 6707159996, 10060739994, 20121479988]

約数ペア:

[(1, 20121479988), (2, 10060739994), (3, 6707159996), (4, 5030369997), (6, 3353579998), (12, 1676789999), (23, 874846956), (46, 437423478), (69, 291615652), (92, 218711739), (138, 145807826), (276, 72903913), (283, 71100636), (566, 35550318), (849, 23700212), (1132, 17775159), (1698, 11850106), (3396, 5925053), (6509, 3091332), (13018, 1545666), (19527, 1030444), (26036, 772833), (39054, 515222), (78108, 257611)]