19909036

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37423}}^1$

素因数の和:37453

約数の個数: 24

約数和(自身を含む): 41914880

約数和(自身を除く): 22005844

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37423, 74846, 149692, 261961, 523922, 711037, 1047844, 1422074, 2844148, 4977259, 9954518, 19909036]

約数ペア:

[(1, 19909036), (2, 9954518), (4, 4977259), (7, 2844148), (14, 1422074), (19, 1047844), (28, 711037), (38, 523922), (76, 261961), (133, 149692), (266, 74846), (532, 37423)]