2018703915

素因数分解:

$3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{67867}}^1$

素因数の和:68539

約数の個数: 24

約数和(自身を含む): 3504432048

約数和(自身を除く): 1485728133

約数列:

[1, 3, 5, 9, 15, 45, 661, 1983, 3305, 5949, 9915, 29745, 67867, 203601, 339335, 610803, 1018005, 3054015, 44860087, 134580261, 224300435, 403740783, 672901305, 2018703915]

約数ペア:

[(1, 2018703915), (3, 672901305), (5, 403740783), (9, 224300435), (15, 134580261), (45, 44860087), (661, 3054015), (1983, 1018005), (3305, 610803), (5949, 339335), (9915, 203601), (29745, 67867)]