13369312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2039

約数の個数: 48

約数和(自身を含む): 30240000

約数和(自身を除く): 16870688

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 1999, 3344, 3998, 6688, 7996, 15992, 21989, 31984, 37981, 43978, 63968, 75962, 87956, 151924, 175912, 303848, 351824, 417791, 607696, 703648, 835582, 1215392, 1671164, 3342328, 6684656, 13369312]

約数ペア:

[(1, 13369312), (2, 6684656), (4, 3342328), (8, 1671164), (11, 1215392), (16, 835582), (19, 703648), (22, 607696), (32, 417791), (38, 351824), (44, 303848), (76, 175912), (88, 151924), (152, 87956), (176, 75962), (209, 63968), (304, 43978), (352, 37981), (418, 31984), (608, 21989), (836, 15992), (1672, 7996), (1999, 6688), (3344, 3998)]