1645609970

素因数分解:

$2^1\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{84347}}^1$

素因数の和:86305

約数の個数: 16

約数和(自身を含む): 2963651328

約数和(自身を除く): 1318041358

約数列:

[1, 2, 5, 10, 1951, 3902, 9755, 19510, 84347, 168694, 421735, 843470, 164560997, 329121994, 822804985, 1645609970]

約数ペア:

[(1, 1645609970), (2, 822804985), (5, 329121994), (10, 164560997), (1951, 843470), (3902, 421735), (9755, 168694), (19510, 84347)]