19015756

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1487}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 34997760

約数和(自身を除く): 15982004

約数列:

[1, 2, 4, 23, 46, 92, 139, 278, 556, 1487, 2974, 3197, 5948, 6394, 12788, 34201, 68402, 136804, 206693, 413386, 826772, 4753939, 9507878, 19015756]

約数ペア:

[(1, 19015756), (2, 9507878), (4, 4753939), (23, 826772), (46, 413386), (92, 206693), (139, 136804), (278, 68402), (556, 34201), (1487, 12788), (2974, 6394), (3197, 5948)]