2640199682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1138999}}^1$

素因数の和:1139081

約数の個数: 16

約数和(自身を含む): 4237080000

約数和(自身を除く): 1596880318

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 1138999, 2277998, 21640981, 43281962, 69478939, 138957878, 1320099841, 2640199682]

約数ペア:

[(1, 2640199682), (2, 1320099841), (19, 138957878), (38, 69478939), (61, 43281962), (122, 21640981), (1159, 2277998), (2318, 1138999)]