1998418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1181

約数の個数: 16

約数和(自身を含む): 3236760

約数和(自身を除く): 1238342

約数列:

[1, 2, 17, 34, 53, 106, 901, 1109, 1802, 2218, 18853, 37706, 58777, 117554, 999209, 1998418]

約数ペア:

[(1, 1998418), (2, 999209), (17, 117554), (34, 58777), (53, 37706), (106, 18853), (901, 2218), (1109, 1802)]