201812281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41983}}^1$

素因数の和:42036

約数の個数: 16

約数和(自身を含む): 241827840

約数和(自身を除く): 40015559

約数列:

[1, 11, 19, 23, 209, 253, 437, 4807, 41983, 461813, 797677, 965609, 8774447, 10621699, 18346571, 201812281]

約数ペア:

[(1, 201812281), (11, 18346571), (19, 10621699), (23, 8774447), (209, 965609), (253, 797677), (437, 461813), (4807, 41983)]