20155907548

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2391541}}^1$

素因数の和:2391602

約数の個数: 36

約数和(自身を含む): 41985911352

約数和(自身を除く): 21830003804

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 2391541, 4783082, 9566164, 16740787, 33481574, 66963148, 102836263, 117185509, 205672526, 234371018, 411345052, 468742036, 719853841, 1439707682, 2879415364, 5038976887, 10077953774, 20155907548]

約数ペア:

[(1, 20155907548), (2, 10077953774), (4, 5038976887), (7, 2879415364), (14, 1439707682), (28, 719853841), (43, 468742036), (49, 411345052), (86, 234371018), (98, 205672526), (172, 117185509), (196, 102836263), (301, 66963148), (602, 33481574), (1204, 16740787), (2107, 9566164), (4214, 4783082), (8428, 2391541)]