19249604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1091}}^1$

素因数の和:1507

約数の個数: 24

約数和(自身を含む): 36874656

約数和(自身を除く): 17625052

約数列:

[1, 2, 4, 11, 22, 44, 401, 802, 1091, 1604, 2182, 4364, 4411, 8822, 12001, 17644, 24002, 48004, 437491, 874982, 1749964, 4812401, 9624802, 19249604]

約数ペア:

[(1, 19249604), (2, 9624802), (4, 4812401), (11, 1749964), (22, 874982), (44, 437491), (401, 48004), (802, 24002), (1091, 17644), (1604, 12001), (2182, 8822), (4364, 4411)]