19109688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2663}}^1$

素因数の和:2708

約数の個数: 64

約数和(自身を含む): 53706240

約数和(自身を除く): 34596552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 2663, 3588, 5326, 7176, 7989, 10652, 15978, 21304, 31956, 34619, 61249, 63912, 69238, 103857, 122498, 138476, 183747, 207714, 244996, 276952, 367494, 415428, 489992, 734988, 796237, 830856, 1469976, 1592474, 2388711, 3184948, 4777422, 6369896, 9554844, 19109688]

約数ペア:

[(1, 19109688), (2, 9554844), (3, 6369896), (4, 4777422), (6, 3184948), (8, 2388711), (12, 1592474), (13, 1469976), (23, 830856), (24, 796237), (26, 734988), (39, 489992), (46, 415428), (52, 367494), (69, 276952), (78, 244996), (92, 207714), (104, 183747), (138, 138476), (156, 122498), (184, 103857), (276, 69238), (299, 63912), (312, 61249), (552, 34619), (598, 31956), (897, 21304), (1196, 15978), (1794, 10652), (2392, 7989), (2663, 7176), (3588, 5326)]