19219004

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4211}}^1$

素因数の和:4385

約数の個数: 24

約数和(自身を含む): 38683008

約数和(自身を除く): 19464004

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4211, 4564, 8422, 16844, 29477, 58954, 117908, 686393, 1372786, 2745572, 4804751, 9609502, 19219004]

約数ペア:

[(1, 19219004), (2, 9609502), (4, 4804751), (7, 2745572), (14, 1372786), (28, 686393), (163, 117908), (326, 58954), (652, 29477), (1141, 16844), (2282, 8422), (4211, 4564)]