18921000951

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{5041567}}^1$

素因数の和:5041715

約数の個数: 16

約数和(自身を含む): 28232780800

約数和(自身を除く): 9311779849

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 5041567, 15124701, 45374103, 136122309, 700777813, 2102333439, 6307000317, 18921000951]

約数ペア:

[(1, 18921000951), (3, 6307000317), (9, 2102333439), (27, 700777813), (139, 136122309), (417, 45374103), (1251, 15124701), (3753, 5041567)]