20888970516

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13494167}}^1$

素因数の和:13494220

約数の個数: 36

約数和(自身を含む): 54030648672

約数和(自身を除く): 33141678156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13494167, 26988334, 40482501, 53976668, 80965002, 121447503, 161930004, 242895006, 485790012, 580249181, 1160498362, 1740747543, 2320996724, 3481495086, 5222242629, 6962990172, 10444485258, 20888970516]

約数ペア:

[(1, 20888970516), (2, 10444485258), (3, 6962990172), (4, 5222242629), (6, 3481495086), (9, 2320996724), (12, 1740747543), (18, 1160498362), (36, 580249181), (43, 485790012), (86, 242895006), (129, 161930004), (172, 121447503), (258, 80965002), (387, 53976668), (516, 40482501), (774, 26988334), (1548, 13494167)]