20226942008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1\times {\mathrm{13913}}^1$

素因数の和:15936

約数の個数: 64

約数和(自身を含む): 46704288960

約数和(自身を除く): 26477346952

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 1997, 3994, 7988, 13913, 13979, 15976, 25961, 27826, 27958, 51922, 55652, 55916, 97391, 103844, 111304, 111832, 180869, 181727, 194782, 207688, 361738, 363454, 389564, 723476, 726908, 779128, 1266083, 1446952, 1453816, 2532166, 5064332, 10128664, 27784261, 55568522, 111137044, 194489827, 222274088, 361195393, 388979654, 722390786, 777959308, 1444781572, 1555918616, 2528367751, 2889563144, 5056735502, 10113471004, 20226942008]

約数ペア:

[(1, 20226942008), (2, 10113471004), (4, 5056735502), (7, 2889563144), (8, 2528367751), (13, 1555918616), (14, 1444781572), (26, 777959308), (28, 722390786), (52, 388979654), (56, 361195393), (91, 222274088), (104, 194489827), (182, 111137044), (364, 55568522), (728, 27784261), (1997, 10128664), (3994, 5064332), (7988, 2532166), (13913, 1453816), (13979, 1446952), (15976, 1266083), (25961, 779128), (27826, 726908), (27958, 723476), (51922, 389564), (55652, 363454), (55916, 361738), (97391, 207688), (103844, 194782), (111304, 181727), (111832, 180869)]