20774406

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 42393600

約数和(自身を除く): 21619194

約数列:

[1, 2, 3, 6, 127, 137, 199, 254, 274, 381, 398, 411, 597, 762, 822, 1194, 17399, 25273, 27263, 34798, 50546, 52197, 54526, 75819, 81789, 104394, 151638, 163578, 3462401, 6924802, 10387203, 20774406]

約数ペア:

[(1, 20774406), (2, 10387203), (3, 6924802), (6, 3462401), (127, 163578), (137, 151638), (199, 104394), (254, 81789), (274, 75819), (381, 54526), (398, 52197), (411, 50546), (597, 34798), (762, 27263), (822, 25273), (1194, 17399)]