19993872

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6217}}^1$

素因数の和:6295

約数の個数: 40

約数和(自身を含む): 52430176

約数和(自身を除く): 32436304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6217, 12434, 18651, 24868, 37302, 49736, 74604, 99472, 149208, 298416, 416539, 833078, 1249617, 1666156, 2499234, 3332312, 4998468, 6664624, 9996936, 19993872]

約数ペア:

[(1, 19993872), (2, 9996936), (3, 6664624), (4, 4998468), (6, 3332312), (8, 2499234), (12, 1666156), (16, 1249617), (24, 833078), (48, 416539), (67, 298416), (134, 149208), (201, 99472), (268, 74604), (402, 49736), (536, 37302), (804, 24868), (1072, 18651), (1608, 12434), (3216, 6217)]