20681424

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7559}}^1$

素因数の和:7592

約数の個数: 60

約数和(自身を含む): 60933600

約数和(自身を除く): 40252176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7559, 15118, 22677, 30236, 45354, 60472, 68031, 90708, 120944, 136062, 143621, 181416, 272124, 287242, 362832, 430863, 544248, 574484, 861726, 1088496, 1148968, 1292589, 1723452, 2297936, 2585178, 3446904, 5170356, 6893808, 10340712, 20681424]

約数ペア:

[(1, 20681424), (2, 10340712), (3, 6893808), (4, 5170356), (6, 3446904), (8, 2585178), (9, 2297936), (12, 1723452), (16, 1292589), (18, 1148968), (19, 1088496), (24, 861726), (36, 574484), (38, 544248), (48, 430863), (57, 362832), (72, 287242), (76, 272124), (114, 181416), (144, 143621), (152, 136062), (171, 120944), (228, 90708), (304, 68031), (342, 60472), (456, 45354), (684, 30236), (912, 22677), (1368, 15118), (2736, 7559)]