199906144

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1669}}^1$

素因数の和:1895

約数の個数: 48

約数和(自身を含む): 416631600

約数和(自身を除く): 216725456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 197, 304, 394, 608, 788, 1576, 1669, 3152, 3338, 3743, 6304, 6676, 7486, 13352, 14972, 26704, 29944, 31711, 53408, 59888, 63422, 119776, 126844, 253688, 328793, 507376, 657586, 1014752, 1315172, 2630344, 5260688, 6247067, 10521376, 12494134, 24988268, 49976536, 99953072, 199906144]

約数ペア:

[(1, 199906144), (2, 99953072), (4, 49976536), (8, 24988268), (16, 12494134), (19, 10521376), (32, 6247067), (38, 5260688), (76, 2630344), (152, 1315172), (197, 1014752), (304, 657586), (394, 507376), (608, 328793), (788, 253688), (1576, 126844), (1669, 119776), (3152, 63422), (3338, 59888), (3743, 53408), (6304, 31711), (6676, 29944), (7486, 26704), (13352, 14972)]