19468460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{88493}}^1$

素因数の和:88513

約数の個数: 24

約数和(自身を含む): 44600976

約数和(自身を除く): 25132516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 88493, 176986, 353972, 442465, 884930, 973423, 1769860, 1946846, 3893692, 4867115, 9734230, 19468460]

約数ペア:

[(1, 19468460), (2, 9734230), (4, 4867115), (5, 3893692), (10, 1946846), (11, 1769860), (20, 973423), (22, 884930), (44, 442465), (55, 353972), (110, 176986), (220, 88493)]