20697963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{48247}}^1$

素因数の和:48274

約数の個数: 16

約数和(自身を含む): 32422656

約数和(自身を除く): 11724693

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 48247, 144741, 530717, 627211, 1592151, 1881633, 6899321, 20697963]

約数ペア:

[(1, 20697963), (3, 6899321), (11, 1881633), (13, 1592151), (33, 627211), (39, 530717), (143, 144741), (429, 48247)]