19883846

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6571}}^1$

素因数の和:6679

約数の個数: 16

約数和(自身を含む): 31939920

約数和(自身を除く): 12056074

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 6571, 13142, 111707, 223414, 584819, 1169638, 9941923, 19883846]

約数ペア:

[(1, 19883846), (2, 9941923), (17, 1169638), (34, 584819), (89, 223414), (178, 111707), (1513, 13142), (3026, 6571)]