18969934921

素因数分解:

$7^2\times {\mathrm{191}}^1\times {\mathrm{2026919}}^1$

素因数の和:2027124

約数の個数: 12

約数和(自身を含む): 22182612480

約数和(自身を除く): 3212677559

約数列:

[1, 7, 49, 191, 1337, 9359, 2026919, 14188433, 99319031, 387141529, 2709990703, 18969934921]

約数ペア:

[(1, 18969934921), (7, 2709990703), (49, 387141529), (191, 99319031), (1337, 14188433), (9359, 2026919)]