20781174

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10723}}^1$

素因数の和:10764

約数の個数: 32

約数和(自身を含む): 46327680

約数和(自身を除く): 25546506

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 323, 646, 969, 1938, 10723, 21446, 32169, 64338, 182291, 203737, 364582, 407474, 546873, 611211, 1093746, 1222422, 3463529, 6927058, 10390587, 20781174]

約数ペア:

[(1, 20781174), (2, 10390587), (3, 6927058), (6, 3463529), (17, 1222422), (19, 1093746), (34, 611211), (38, 546873), (51, 407474), (57, 364582), (102, 203737), (114, 182291), (323, 64338), (646, 32169), (969, 21446), (1938, 10723)]