20261296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 46247040

約数和(自身を除く): 25985744

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 73, 76, 83, 88, 146, 152, 166, 176, 209, 292, 304, 332, 418, 584, 664, 803, 836, 913, 1168, 1328, 1387, 1577, 1606, 1672, 1826, 2774, 3154, 3212, 3344, 3652, 5548, 6059, 6308, 6424, 7304, 11096, 12118, 12616, 12848, 14608, 15257, 17347, 22192, 24236, 25232, 30514, 34694, 48472, 61028, 66649, 69388, 96944, 115121, 122056, 133298, 138776, 230242, 244112, 266596, 277552, 460484, 533192, 920968, 1066384, 1266331, 1841936, 2532662, 5065324, 10130648, 20261296]

約数ペア:

[(1, 20261296), (2, 10130648), (4, 5065324), (8, 2532662), (11, 1841936), (16, 1266331), (19, 1066384), (22, 920968), (38, 533192), (44, 460484), (73, 277552), (76, 266596), (83, 244112), (88, 230242), (146, 138776), (152, 133298), (166, 122056), (176, 115121), (209, 96944), (292, 69388), (304, 66649), (332, 61028), (418, 48472), (584, 34694), (664, 30514), (803, 25232), (836, 24236), (913, 22192), (1168, 17347), (1328, 15257), (1387, 14608), (1577, 12848), (1606, 12616), (1672, 12118), (1826, 11096), (2774, 7304), (3154, 6424), (3212, 6308), (3344, 6059), (3652, 5548)]