20927478

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24391}}^1$

素因数の和:24420

約数の個数: 32

約数和(自身を含む): 49174272

約数和(自身を除く): 28246794

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 24391, 48782, 73173, 146346, 268301, 317083, 536602, 634166, 804903, 951249, 1609806, 1902498, 3487913, 6975826, 10463739, 20927478]

約数ペア:

[(1, 20927478), (2, 10463739), (3, 6975826), (6, 3487913), (11, 1902498), (13, 1609806), (22, 951249), (26, 804903), (33, 634166), (39, 536602), (66, 317083), (78, 268301), (143, 146346), (286, 73173), (429, 48782), (858, 24391)]