204967136

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1613}}^1$

素因数の和:1672

約数の個数: 72

約数和(自身を含む): 464890104

約数和(自身を除く): 259922968

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 361, 418, 608, 722, 836, 1444, 1613, 1672, 2888, 3226, 3344, 3971, 5776, 6452, 6688, 7942, 11552, 12904, 15884, 17743, 25808, 30647, 31768, 35486, 51616, 61294, 63536, 70972, 122588, 127072, 141944, 245176, 283888, 337117, 490352, 567776, 582293, 674234, 980704, 1164586, 1348468, 2329172, 2696936, 4658344, 5393872, 6405223, 9316688, 10787744, 12810446, 18633376, 25620892, 51241784, 102483568, 204967136]

約数ペア:

[(1, 204967136), (2, 102483568), (4, 51241784), (8, 25620892), (11, 18633376), (16, 12810446), (19, 10787744), (22, 9316688), (32, 6405223), (38, 5393872), (44, 4658344), (76, 2696936), (88, 2329172), (152, 1348468), (176, 1164586), (209, 980704), (304, 674234), (352, 582293), (361, 567776), (418, 490352), (608, 337117), (722, 283888), (836, 245176), (1444, 141944), (1613, 127072), (1672, 122588), (2888, 70972), (3226, 63536), (3344, 61294), (3971, 51616), (5776, 35486), (6452, 31768), (6688, 30647), (7942, 25808), (11552, 17743), (12904, 15884)]