20039072

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1433}}^1$

素因数の和:1485

約数の個数: 48

約数和(自身を含む): 43364160

約数和(自身を除く): 23325088

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1433, 1748, 2866, 3496, 5732, 6992, 11464, 13984, 22928, 27227, 32959, 45856, 54454, 65918, 108908, 131836, 217816, 263672, 435632, 527344, 626221, 871264, 1054688, 1252442, 2504884, 5009768, 10019536, 20039072]

約数ペア:

[(1, 20039072), (2, 10019536), (4, 5009768), (8, 2504884), (16, 1252442), (19, 1054688), (23, 871264), (32, 626221), (38, 527344), (46, 435632), (76, 263672), (92, 217816), (152, 131836), (184, 108908), (304, 65918), (368, 54454), (437, 45856), (608, 32959), (736, 27227), (874, 22928), (1433, 13984), (1748, 11464), (2866, 6992), (3496, 5732)]