20971890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{233021}}^1$

素因数の和:233034

約数の個数: 24

約数和(自身を含む): 54527148

約数和(自身を除く): 33555258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 233021, 466042, 699063, 1165105, 1398126, 2097189, 2330210, 3495315, 4194378, 6990630, 10485945, 20971890]

約数ペア:

[(1, 20971890), (2, 10485945), (3, 6990630), (5, 4194378), (6, 3495315), (9, 2330210), (10, 2097189), (15, 1398126), (18, 1165105), (30, 699063), (45, 466042), (90, 233021)]