18801926845

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 26361223200

約数和(自身を除く): 7559296355

約数列:

[1, 5, 13, 29, 37, 65, 89, 145, 169, 185, 233, 377, 445, 481, 845, 1073, 1157, 1165, 1885, 2405, 2581, 3029, 3293, 4901, 5365, 5785, 6253, 6757, 8621, 12905, 13949, 15041, 15145, 16465, 20737, 24505, 31265, 33553, 33785, 39377, 42809, 43105, 69745, 75205, 87841, 95497, 103685, 112073, 167765, 181337, 196885, 214045, 250009, 269581, 436189, 439205, 477485, 556517, 560365, 601373, 767269, 906685, 1141933, 1241461, 1250045, 1347905, 1456949, 2180945, 2782585, 3006865, 3250117, 3504553, 3836345, 5709665, 6207305, 7284745, 7817849, 9974497, 16138993, 16250585, 17522765, 22250801, 39089245, 42251521, 49872485, 80694965, 101632037, 111254005, 129668461, 211257605, 289260413, 508160185, 648342305, 1446302065, 3760385369, 18801926845]

約数ペア:

[(1, 18801926845), (5, 3760385369), (13, 1446302065), (29, 648342305), (37, 508160185), (65, 289260413), (89, 211257605), (145, 129668461), (169, 111254005), (185, 101632037), (233, 80694965), (377, 49872485), (445, 42251521), (481, 39089245), (845, 22250801), (1073, 17522765), (1157, 16250585), (1165, 16138993), (1885, 9974497), (2405, 7817849), (2581, 7284745), (3029, 6207305), (3293, 5709665), (4901, 3836345), (5365, 3504553), (5785, 3250117), (6253, 3006865), (6757, 2782585), (8621, 2180945), (12905, 1456949), (13949, 1347905), (15041, 1250045), (15145, 1241461), (16465, 1141933), (20737, 906685), (24505, 767269), (31265, 601373), (33553, 560365), (33785, 556517), (39377, 477485), (42809, 439205), (43105, 436189), (69745, 269581), (75205, 250009), (87841, 214045), (95497, 196885), (103685, 181337), (112073, 167765)]