39999256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 88128000

約数和(自身を除く): 48128744

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 47, 76, 88, 94, 152, 188, 209, 376, 418, 509, 517, 836, 893, 1018, 1034, 1672, 1786, 2036, 2068, 3572, 4072, 4136, 5599, 7144, 9671, 9823, 11198, 19342, 19646, 22396, 23923, 38684, 39292, 44792, 47846, 77368, 78584, 95692, 106381, 191384, 212762, 263153, 425524, 454537, 526306, 851048, 909074, 1052612, 1818148, 2105224, 3636296, 4999907, 9999814, 19999628, 39999256]

約数ペア:

[(1, 39999256), (2, 19999628), (4, 9999814), (8, 4999907), (11, 3636296), (19, 2105224), (22, 1818148), (38, 1052612), (44, 909074), (47, 851048), (76, 526306), (88, 454537), (94, 425524), (152, 263153), (188, 212762), (209, 191384), (376, 106381), (418, 95692), (509, 78584), (517, 77368), (836, 47846), (893, 44792), (1018, 39292), (1034, 38684), (1672, 23923), (1786, 22396), (2036, 19646), (2068, 19342), (3572, 11198), (4072, 9823), (4136, 9671), (5599, 7144)]