20180965970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{99223}}^1$

素因数の和:99327

約数の個数: 48

約数和(自身を含む): 40571502912

約数和(自身を除く): 20390536942

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 1849, 2365, 3698, 4730, 9245, 18490, 20339, 40678, 99223, 101695, 198446, 203390, 496115, 992230, 1091453, 2182906, 4266589, 5457265, 8533178, 10914530, 21332945, 42665890, 46932479, 93864958, 183463327, 234662395, 366926654, 469324790, 917316635, 1834633270, 2018096597, 4036193194, 10090482985, 20180965970]

約数ペア:

[(1, 20180965970), (2, 10090482985), (5, 4036193194), (10, 2018096597), (11, 1834633270), (22, 917316635), (43, 469324790), (55, 366926654), (86, 234662395), (110, 183463327), (215, 93864958), (430, 46932479), (473, 42665890), (946, 21332945), (1849, 10914530), (2365, 8533178), (3698, 5457265), (4730, 4266589), (9245, 2182906), (18490, 1091453), (20339, 992230), (40678, 496115), (99223, 203390), (101695, 198446)]