19086912208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{17047}}^1$

素因数の和:17844

約数の個数: 80

約数和(自身を含む): 45576805120

約数和(自身を除く): 26489892912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 769, 1456, 1538, 3076, 5383, 6152, 9997, 10766, 12304, 17047, 19994, 21532, 34094, 39988, 43064, 68188, 69979, 79976, 86128, 119329, 136376, 139958, 159952, 221611, 238658, 272752, 279916, 443222, 477316, 559832, 886444, 954632, 1119664, 1551277, 1772888, 1909264, 3102554, 3545776, 6205108, 12410216, 13109143, 24820432, 26218286, 52436572, 91764001, 104873144, 170418859, 183528002, 209746288, 340837718, 367056004, 681675436, 734112008, 1192932013, 1363350872, 1468224016, 2385864026, 2726701744, 4771728052, 9543456104, 19086912208]

約数ペア:

[(1, 19086912208), (2, 9543456104), (4, 4771728052), (7, 2726701744), (8, 2385864026), (13, 1468224016), (14, 1363350872), (16, 1192932013), (26, 734112008), (28, 681675436), (52, 367056004), (56, 340837718), (91, 209746288), (104, 183528002), (112, 170418859), (182, 104873144), (208, 91764001), (364, 52436572), (728, 26218286), (769, 24820432), (1456, 13109143), (1538, 12410216), (3076, 6205108), (5383, 3545776), (6152, 3102554), (9997, 1909264), (10766, 1772888), (12304, 1551277), (17047, 1119664), (19994, 954632), (21532, 886444), (34094, 559832), (39988, 477316), (43064, 443222), (68188, 279916), (69979, 272752), (79976, 238658), (86128, 221611), (119329, 159952), (136376, 139958)]