1639814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3923}}^1$

素因数の和:3955

約数の個数: 16

約数和(自身を含む): 2825280

約数和(自身を除く): 1185466

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 3923, 7846, 43153, 74537, 86306, 149074, 819907, 1639814]

約数ペア:

[(1, 1639814), (2, 819907), (11, 149074), (19, 86306), (22, 74537), (38, 43153), (209, 7846), (418, 3923)]