29919728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{347}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 61750512

約数和(自身を除く): 31830784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 317, 347, 634, 694, 1268, 1388, 2536, 2776, 5072, 5389, 5552, 5899, 10778, 11798, 21556, 23596, 43112, 47192, 86224, 94384, 109999, 219998, 439996, 879992, 1759984, 1869983, 3739966, 7479932, 14959864, 29919728]

約数ペア:

[(1, 29919728), (2, 14959864), (4, 7479932), (8, 3739966), (16, 1869983), (17, 1759984), (34, 879992), (68, 439996), (136, 219998), (272, 109999), (317, 94384), (347, 86224), (634, 47192), (694, 43112), (1268, 23596), (1388, 21556), (2536, 11798), (2776, 10778), (5072, 5899), (5389, 5552)]