16481181808

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{33589}}^1$

素因数の和:33954

約数の個数: 80

約数和(自身を含む): 39419074240

約数和(自身を除く): 22937892432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 337, 364, 674, 728, 1348, 1456, 2359, 2696, 4381, 4718, 5392, 8762, 9436, 17524, 18872, 30667, 33589, 35048, 37744, 61334, 67178, 70096, 122668, 134356, 235123, 245336, 268712, 436657, 470246, 490672, 537424, 873314, 940492, 1746628, 1880984, 3056599, 3493256, 3761968, 6113198, 6986512, 11319493, 12226396, 22638986, 24452792, 45277972, 48905584, 79236451, 90555944, 147153409, 158472902, 181111888, 294306818, 316945804, 588613636, 633891608, 1030073863, 1177227272, 1267783216, 2060147726, 2354454544, 4120295452, 8240590904, 16481181808]

約数ペア:

[(1, 16481181808), (2, 8240590904), (4, 4120295452), (7, 2354454544), (8, 2060147726), (13, 1267783216), (14, 1177227272), (16, 1030073863), (26, 633891608), (28, 588613636), (52, 316945804), (56, 294306818), (91, 181111888), (104, 158472902), (112, 147153409), (182, 90555944), (208, 79236451), (337, 48905584), (364, 45277972), (674, 24452792), (728, 22638986), (1348, 12226396), (1456, 11319493), (2359, 6986512), (2696, 6113198), (4381, 3761968), (4718, 3493256), (5392, 3056599), (8762, 1880984), (9436, 1746628), (17524, 940492), (18872, 873314), (30667, 537424), (33589, 490672), (35048, 470246), (37744, 436657), (61334, 268712), (67178, 245336), (70096, 235123), (122668, 134356)]