19572272

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{12611}}^1$

素因数の和:12716

約数の個数: 20

約数和(自身を含む): 38315256

約数和(自身を除く): 18742984

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 12611, 25222, 50444, 100888, 201776, 1223267, 2446534, 4893068, 9786136, 19572272]

約数ペア:

[(1, 19572272), (2, 9786136), (4, 4893068), (8, 2446534), (16, 1223267), (97, 201776), (194, 100888), (388, 50444), (776, 25222), (1552, 12611)]