19651340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18539}}^1$

素因数の和:18601

約数の個数: 24

約数和(自身を含む): 42048720

約数和(自身を除く): 22397380

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18539, 37078, 74156, 92695, 185390, 370780, 982567, 1965134, 3930268, 4912835, 9825670, 19651340]

約数ペア:

[(1, 19651340), (2, 9825670), (4, 4912835), (5, 3930268), (10, 1965134), (20, 982567), (53, 370780), (106, 185390), (212, 92695), (265, 74156), (530, 37078), (1060, 18539)]