20169797571

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{327023}}^1$

素因数の和:327136

約数の個数: 48

約数和(自身を含む): 36731335680

約数和(自身を除く): 16561538109

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 89, 99, 231, 267, 623, 693, 801, 979, 1869, 2937, 5607, 6853, 8811, 20559, 61677, 327023, 981069, 2289161, 2943207, 3597253, 6867483, 10791759, 20602449, 25180771, 29105047, 32375277, 75542313, 87315141, 203735329, 226626939, 261945423, 320155517, 611205987, 960466551, 1833617961, 2241088619, 2881399653, 6723265857, 20169797571]

約数ペア:

[(1, 20169797571), (3, 6723265857), (7, 2881399653), (9, 2241088619), (11, 1833617961), (21, 960466551), (33, 611205987), (63, 320155517), (77, 261945423), (89, 226626939), (99, 203735329), (231, 87315141), (267, 75542313), (623, 32375277), (693, 29105047), (801, 25180771), (979, 20602449), (1869, 10791759), (2937, 6867483), (5607, 3597253), (6853, 2943207), (8811, 2289161), (20559, 981069), (61677, 327023)]