2019778072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19420943}}^1$

素因数の和:19420962

約数の個数: 16

約数和(自身を含む): 4078398240

約数和(自身を除く): 2058620168

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19420943, 38841886, 77683772, 155367544, 252472259, 504944518, 1009889036, 2019778072]

約数ペア:

[(1, 2019778072), (2, 1009889036), (4, 504944518), (8, 252472259), (13, 155367544), (26, 77683772), (52, 38841886), (104, 19420943)]