20698216

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33601}}^1$

素因数の和:33625

約数の個数: 32

約数和(自身を含む): 48386880

約数和(自身を除く): 27688664

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33601, 67202, 134404, 235207, 268808, 369611, 470414, 739222, 940828, 1478444, 1881656, 2587277, 2956888, 5174554, 10349108, 20698216]

約数ペア:

[(1, 20698216), (2, 10349108), (4, 5174554), (7, 2956888), (8, 2587277), (11, 1881656), (14, 1478444), (22, 940828), (28, 739222), (44, 470414), (56, 369611), (77, 268808), (88, 235207), (154, 134404), (308, 67202), (616, 33601)]