20931390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{232571}}^1$

素因数の和:232584

約数の個数: 24

約数和(自身を含む): 54421848

約数和(自身を除く): 33490458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 232571, 465142, 697713, 1162855, 1395426, 2093139, 2325710, 3488565, 4186278, 6977130, 10465695, 20931390]

約数ペア:

[(1, 20931390), (2, 10465695), (3, 6977130), (5, 4186278), (6, 3488565), (9, 2325710), (10, 2093139), (15, 1395426), (18, 1162855), (30, 697713), (45, 465142), (90, 232571)]