20149616

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{12983}}^1$

素因数の和:13088

約数の個数: 20

約数和(自身を含む): 39445392

約数和(自身を除く): 19295776

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 12983, 25966, 51932, 103864, 207728, 1259351, 2518702, 5037404, 10074808, 20149616]

約数ペア:

[(1, 20149616), (2, 10074808), (4, 5037404), (8, 2518702), (16, 1259351), (97, 207728), (194, 103864), (388, 51932), (776, 25966), (1552, 12983)]