81694832

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{268733}}^1$

素因数の和:268760

約数の個数: 20

約数和(自身を含む): 166615080

約数和(自身を除く): 84920248

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 268733, 537466, 1074932, 2149864, 4299728, 5105927, 10211854, 20423708, 40847416, 81694832]

約数ペア:

[(1, 81694832), (2, 40847416), (4, 20423708), (8, 10211854), (16, 5105927), (19, 4299728), (38, 2149864), (76, 1074932), (152, 537466), (304, 268733)]