20802116865

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{240473}}^1$

素因数の和:240633

約数の個数: 32

約数和(自身を含む): 34166545920

約数和(自身を除く): 13364429055

約数列:

[1, 3, 5, 15, 73, 79, 219, 237, 365, 395, 1095, 1185, 5767, 17301, 28835, 86505, 240473, 721419, 1202365, 3607095, 17554529, 18997367, 52663587, 56992101, 87772645, 94986835, 263317935, 284960505, 1386807791, 4160423373, 6934038955, 20802116865]

約数ペア:

[(1, 20802116865), (3, 6934038955), (5, 4160423373), (15, 1386807791), (73, 284960505), (79, 263317935), (219, 94986835), (237, 87772645), (365, 56992101), (395, 52663587), (1095, 18997367), (1185, 17554529), (5767, 3607095), (17301, 1202365), (28835, 721419), (86505, 240473)]