19073164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 38900736

約数和(自身を除く): 19827572

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 47, 92, 94, 188, 253, 401, 506, 517, 802, 1012, 1034, 1081, 1604, 2068, 2162, 4324, 4411, 8822, 9223, 11891, 17644, 18446, 18847, 23782, 36892, 37694, 47564, 75388, 101453, 202906, 207317, 405812, 414634, 433481, 829268, 866962, 1733924, 4768291, 9536582, 19073164]

約数ペア:

[(1, 19073164), (2, 9536582), (4, 4768291), (11, 1733924), (22, 866962), (23, 829268), (44, 433481), (46, 414634), (47, 405812), (92, 207317), (94, 202906), (188, 101453), (253, 75388), (401, 47564), (506, 37694), (517, 36892), (802, 23782), (1012, 18847), (1034, 18446), (1081, 17644), (1604, 11891), (2068, 9223), (2162, 8822), (4324, 4411)]