19039952

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1731

約数の個数: 40

約数和(自身を含む): 39759360

約数和(自身を除く): 20719408

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 1669, 2852, 3338, 5704, 6676, 11408, 13352, 26704, 38387, 51739, 76774, 103478, 153548, 206956, 307096, 413912, 614192, 827824, 1189997, 2379994, 4759988, 9519976, 19039952]

約数ペア:

[(1, 19039952), (2, 9519976), (4, 4759988), (8, 2379994), (16, 1189997), (23, 827824), (31, 614192), (46, 413912), (62, 307096), (92, 206956), (124, 153548), (184, 103478), (248, 76774), (368, 51739), (496, 38387), (713, 26704), (1426, 13352), (1669, 11408), (2852, 6676), (3338, 5704)]