18385717168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12627553}}^1$

素因数の和:12627581

約数の個数: 40

約数和(自身を含む): 43842867488

約数和(自身を除く): 25457150320

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 12627553, 25255106, 50510212, 88392871, 101020424, 164158189, 176785742, 202040848, 328316378, 353571484, 656632756, 707142968, 1149107323, 1313265512, 1414285936, 2298214646, 2626531024, 4596429292, 9192858584, 18385717168]

約数ペア:

[(1, 18385717168), (2, 9192858584), (4, 4596429292), (7, 2626531024), (8, 2298214646), (13, 1414285936), (14, 1313265512), (16, 1149107323), (26, 707142968), (28, 656632756), (52, 353571484), (56, 328316378), (91, 202040848), (104, 176785742), (112, 164158189), (182, 101020424), (208, 88392871), (364, 50510212), (728, 25255106), (1456, 12627553)]