19948570096

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{192971}}^1$

素因数の和:193070

約数の個数: 80

約数和(自身を含む): 48239912448

約数和(自身を除く): 28291342352

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 728, 923, 994, 1136, 1456, 1846, 1988, 3692, 3976, 6461, 7384, 7952, 12922, 14768, 25844, 51688, 103376, 192971, 385942, 771884, 1350797, 1543768, 2508623, 2701594, 3087536, 5017246, 5403188, 10034492, 10806376, 13700941, 17560361, 20068984, 21612752, 27401882, 35120722, 40137968, 54803764, 70241444, 95906587, 109607528, 140482888, 178112233, 191813174, 219215056, 280965776, 356224466, 383626348, 712448932, 767252696, 1246785631, 1424897864, 1534505392, 2493571262, 2849795728, 4987142524, 9974285048, 19948570096]

約数ペア:

[(1, 19948570096), (2, 9974285048), (4, 4987142524), (7, 2849795728), (8, 2493571262), (13, 1534505392), (14, 1424897864), (16, 1246785631), (26, 767252696), (28, 712448932), (52, 383626348), (56, 356224466), (71, 280965776), (91, 219215056), (104, 191813174), (112, 178112233), (142, 140482888), (182, 109607528), (208, 95906587), (284, 70241444), (364, 54803764), (497, 40137968), (568, 35120722), (728, 27401882), (923, 21612752), (994, 20068984), (1136, 17560361), (1456, 13700941), (1846, 10806376), (1988, 10034492), (3692, 5403188), (3976, 5017246), (6461, 3087536), (7384, 2701594), (7952, 2508623), (12922, 1543768), (14768, 1350797), (25844, 771884), (51688, 385942), (103376, 192971)]