20021045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1163}}^1$

素因数の和:1492

約数の個数: 16

約数和(自身を含む): 26315712

約数和(自身を除く): 6294667

約数列:

[1, 5, 11, 55, 313, 1163, 1565, 3443, 5815, 12793, 17215, 63965, 364019, 1820095, 4004209, 20021045]

約数ペア:

[(1, 20021045), (5, 4004209), (11, 1820095), (55, 364019), (313, 63965), (1163, 17215), (1565, 12793), (3443, 5815)]