18845860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5039}}^1$

素因数の和:5076

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 26877020

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5039, 10078, 20156, 25195, 50390, 55429, 85663, 100780, 110858, 171326, 221716, 277145, 342652, 428315, 554290, 856630, 942293, 1108580, 1713260, 1884586, 3769172, 4711465, 9422930, 18845860]

約数ペア:

[(1, 18845860), (2, 9422930), (4, 4711465), (5, 3769172), (10, 1884586), (11, 1713260), (17, 1108580), (20, 942293), (22, 856630), (34, 554290), (44, 428315), (55, 342652), (68, 277145), (85, 221716), (110, 171326), (170, 110858), (187, 100780), (220, 85663), (340, 55429), (374, 50390), (748, 25195), (935, 20156), (1870, 10078), (3740, 5039)]