17888974064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{60953}}^1$

素因数の和:61074

約数の個数: 80

約数和(自身を含む): 39998502432

約数和(自身を除く): 22109528368

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 83, 104, 136, 166, 208, 221, 272, 332, 442, 664, 884, 1079, 1328, 1411, 1768, 2158, 2822, 3536, 4316, 5644, 8632, 11288, 17264, 18343, 22576, 36686, 60953, 73372, 121906, 146744, 243812, 293488, 487624, 792389, 975248, 1036201, 1584778, 2072402, 3169556, 4144804, 5059099, 6339112, 8289608, 10118198, 12678224, 13470613, 16579216, 20236396, 26941226, 40472792, 53882452, 65768287, 80945584, 86004683, 107764904, 131536574, 172009366, 215529808, 263073148, 344018732, 526146296, 688037464, 1052292592, 1118060879, 1376074928, 2236121758, 4472243516, 8944487032, 17888974064]

約数ペア:

[(1, 17888974064), (2, 8944487032), (4, 4472243516), (8, 2236121758), (13, 1376074928), (16, 1118060879), (17, 1052292592), (26, 688037464), (34, 526146296), (52, 344018732), (68, 263073148), (83, 215529808), (104, 172009366), (136, 131536574), (166, 107764904), (208, 86004683), (221, 80945584), (272, 65768287), (332, 53882452), (442, 40472792), (664, 26941226), (884, 20236396), (1079, 16579216), (1328, 13470613), (1411, 12678224), (1768, 10118198), (2158, 8289608), (2822, 6339112), (3536, 5059099), (4316, 4144804), (5644, 3169556), (8632, 2072402), (11288, 1584778), (17264, 1036201), (18343, 975248), (22576, 792389), (36686, 487624), (60953, 293488), (73372, 243812), (121906, 146744)]