20198532886

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1093}}^1\times {\mathrm{1979}}^1$

素因数の和:3133

約数の個数: 64

約数和(自身を含む): 37430553600

約数和(自身を除く): 17232020714

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 161, 203, 322, 406, 667, 1093, 1334, 1979, 2186, 3958, 4669, 7651, 9338, 13853, 15302, 25139, 27706, 31697, 45517, 50278, 57391, 63394, 91034, 114782, 175973, 221879, 318619, 351946, 401737, 443758, 637238, 729031, 803474, 1319993, 1458062, 2163047, 2639986, 4326094, 5103217, 9239951, 10206434, 15141329, 18479902, 30282658, 49750081, 62728363, 99500162, 125456726, 348250567, 439098541, 696501134, 878197082, 1442752349, 2885504698, 10099266443, 20198532886]

約数ペア:

[(1, 20198532886), (2, 10099266443), (7, 2885504698), (14, 1442752349), (23, 878197082), (29, 696501134), (46, 439098541), (58, 348250567), (161, 125456726), (203, 99500162), (322, 62728363), (406, 49750081), (667, 30282658), (1093, 18479902), (1334, 15141329), (1979, 10206434), (2186, 9239951), (3958, 5103217), (4669, 4326094), (7651, 2639986), (9338, 2163047), (13853, 1458062), (15302, 1319993), (25139, 803474), (27706, 729031), (31697, 637238), (45517, 443758), (50278, 401737), (57391, 351946), (63394, 318619), (91034, 221879), (114782, 175973)]