19203206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37951}}^1$

素因数の和:37987

約数の個数: 16

約数和(自身を含む): 32790528

約数和(自身を除く): 13587322

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 37951, 75902, 417461, 834922, 872873, 1745746, 9601603, 19203206]

約数ペア:

[(1, 19203206), (2, 9601603), (11, 1745746), (22, 872873), (23, 834922), (46, 417461), (253, 75902), (506, 37951)]