20011853398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1\times {\mathrm{9871}}^1$

素因数の和:11644

約数の個数: 32

約数和(自身を含む): 32639201280

約数和(自身を除く): 12627347882

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 1721, 3442, 9871, 19742, 32699, 53351, 65398, 106702, 187549, 306001, 375098, 612002, 1013669, 2027338, 5814019, 11628038, 16987991, 33975982, 322771829, 526627721, 645543658, 1053255442, 10005926699, 20011853398]

約数ペア:

[(1, 20011853398), (2, 10005926699), (19, 1053255442), (31, 645543658), (38, 526627721), (62, 322771829), (589, 33975982), (1178, 16987991), (1721, 11628038), (3442, 5814019), (9871, 2027338), (19742, 1013669), (32699, 612002), (53351, 375098), (65398, 306001), (106702, 187549)]