19522492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 39481344

約数和(自身を除く): 19958852

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 101, 191, 202, 253, 382, 404, 506, 764, 1012, 1111, 2101, 2222, 2323, 4202, 4393, 4444, 4646, 8404, 8786, 9292, 17572, 19291, 25553, 38582, 48323, 51106, 77164, 96646, 102212, 193292, 212201, 424402, 443693, 848804, 887386, 1774772, 4880623, 9761246, 19522492]

約数ペア:

[(1, 19522492), (2, 9761246), (4, 4880623), (11, 1774772), (22, 887386), (23, 848804), (44, 443693), (46, 424402), (92, 212201), (101, 193292), (191, 102212), (202, 96646), (253, 77164), (382, 51106), (404, 48323), (506, 38582), (764, 25553), (1012, 19291), (1111, 17572), (2101, 9292), (2222, 8786), (2323, 8404), (4202, 4646), (4393, 4444)]