19782690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{659423}}^1$

素因数の和:659433

約数の個数: 16

約数和(自身を含む): 47478528

約数和(自身を除く): 27695838

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 659423, 1318846, 1978269, 3297115, 3956538, 6594230, 9891345, 19782690]

約数ペア:

[(1, 19782690), (2, 9891345), (3, 6594230), (5, 3956538), (6, 3297115), (10, 1978269), (15, 1318846), (30, 659423)]