20780557656

素因数分解:

$2^3\times 3^1\times {\mathrm{45569}}^1\times {\mathrm{19001}}^1$

素因数の和:64579

約数の個数: 32

約数和(自身を含む): 51955268400

約数和(自身を除く): 31174710744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 19001, 38002, 45569, 57003, 76004, 91138, 114006, 136707, 152008, 182276, 228012, 273414, 364552, 456024, 546828, 1093656, 865856569, 1731713138, 2597569707, 3463426276, 5195139414, 6926852552, 10390278828, 20780557656]

約数ペア:

[(1, 20780557656), (2, 10390278828), (3, 6926852552), (4, 5195139414), (6, 3463426276), (8, 2597569707), (12, 1731713138), (24, 865856569), (19001, 1093656), (38002, 546828), (45569, 456024), (57003, 364552), (76004, 273414), (91138, 228012), (114006, 182276), (136707, 152008)]