20171596795

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1\times {\mathrm{3259}}^1$

素因数の和:5347

約数の個数: 32

約数和(自身を含む): 27997401600

約数和(自身を除く): 7825804805

約数列:

[1, 5, 7, 35, 89, 445, 623, 1987, 3115, 3259, 9935, 13909, 16295, 22813, 69545, 114065, 176843, 290051, 884215, 1237901, 1450255, 2030357, 6189505, 6475633, 10151785, 32378165, 45329431, 226647155, 576331337, 2881656685, 4034319359, 20171596795]

約数ペア:

[(1, 20171596795), (5, 4034319359), (7, 2881656685), (35, 576331337), (89, 226647155), (445, 45329431), (623, 32378165), (1987, 10151785), (3115, 6475633), (3259, 6189505), (9935, 2030357), (13909, 1450255), (16295, 1237901), (22813, 884215), (69545, 290051), (114065, 176843)]