19080660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{653}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 53617536

約数和(自身を除く): 34536876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 653, 974, 1306, 1461, 1948, 1959, 2435, 2612, 2922, 3265, 3918, 4870, 5844, 6530, 7305, 7836, 9740, 9795, 13060, 14610, 19590, 29220, 39180, 318011, 636022, 954033, 1272044, 1590055, 1908066, 3180110, 3816132, 4770165, 6360220, 9540330, 19080660]

約数ペア:

[(1, 19080660), (2, 9540330), (3, 6360220), (4, 4770165), (5, 3816132), (6, 3180110), (10, 1908066), (12, 1590055), (15, 1272044), (20, 954033), (30, 636022), (60, 318011), (487, 39180), (653, 29220), (974, 19590), (1306, 14610), (1461, 13060), (1948, 9795), (1959, 9740), (2435, 7836), (2612, 7305), (2922, 6530), (3265, 5844), (3918, 4870)]