19767944

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{4253}}^1$

素因数の和:4349

約数の個数: 32

約数和(自身を含む): 42880320

約数和(自身を除く): 23112376

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4253, 4648, 8506, 17012, 29771, 34024, 59542, 119084, 238168, 352999, 705998, 1411996, 2470993, 2823992, 4941986, 9883972, 19767944]

約数ペア:

[(1, 19767944), (2, 9883972), (4, 4941986), (7, 2823992), (8, 2470993), (14, 1411996), (28, 705998), (56, 352999), (83, 238168), (166, 119084), (332, 59542), (581, 34024), (664, 29771), (1162, 17012), (2324, 8506), (4253, 4648)]