20163886192

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2883851}}^1$

素因数の和:2883901

約数の個数: 40

約数和(自身を含む): 42911717760

約数和(自身を除く): 22747831568

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 2883851, 5767702, 11535404, 23070808, 46141616, 54793169, 66328573, 109586338, 132657146, 219172676, 265314292, 438345352, 530628584, 876690704, 1061257168, 1260242887, 2520485774, 5040971548, 10081943096, 20163886192]

約数ペア:

[(1, 20163886192), (2, 10081943096), (4, 5040971548), (8, 2520485774), (16, 1260242887), (19, 1061257168), (23, 876690704), (38, 530628584), (46, 438345352), (76, 265314292), (92, 219172676), (152, 132657146), (184, 109586338), (304, 66328573), (368, 54793169), (437, 46141616), (874, 23070808), (1748, 11535404), (3496, 5767702), (6992, 2883851)]