2019447365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{320293}}^1$

素因数の和:320408

約数の個数: 16

約数和(自身を含む): 2636660208

約数和(自身を除く): 617212843

約数列:

[1, 5, 13, 65, 97, 485, 1261, 6305, 320293, 1601465, 4163809, 20819045, 31068421, 155342105, 403889473, 2019447365]

約数ペア:

[(1, 2019447365), (5, 403889473), (13, 155342105), (65, 31068421), (97, 20819045), (485, 4163809), (1261, 1601465), (6305, 320293)]