19659770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11633}}^1$

素因数の和:11666

約数の個数: 24

約数和(自身を含む): 38322396

約数和(自身を除く): 18662626

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11633, 23266, 58165, 116330, 151229, 302458, 756145, 1512290, 1965977, 3931954, 9829885, 19659770]

約数ペア:

[(1, 19659770), (2, 9829885), (5, 3931954), (10, 1965977), (13, 1512290), (26, 756145), (65, 302458), (130, 151229), (169, 116330), (338, 58165), (845, 23266), (1690, 11633)]