2018663972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{6301}}^1$

素因数の和:6480

約数の個数: 48

約数和(自身を含む): 3905677104

約数和(自身を除く): 1887013132

約数列:

[1, 2, 4, 13, 26, 52, 61, 101, 122, 202, 244, 404, 793, 1313, 1586, 2626, 3172, 5252, 6161, 6301, 12322, 12602, 24644, 25204, 80093, 81913, 160186, 163826, 320372, 327652, 384361, 636401, 768722, 1272802, 1537444, 2545604, 4996693, 8273213, 9993386, 16546426, 19986772, 33092852, 38820461, 77640922, 155281844, 504665993, 1009331986, 2018663972]

約数ペア:

[(1, 2018663972), (2, 1009331986), (4, 504665993), (13, 155281844), (26, 77640922), (52, 38820461), (61, 33092852), (101, 19986772), (122, 16546426), (202, 9993386), (244, 8273213), (404, 4996693), (793, 2545604), (1313, 1537444), (1586, 1272802), (2626, 768722), (3172, 636401), (5252, 384361), (6161, 327652), (6301, 320372), (12322, 163826), (12602, 160186), (24644, 81913), (25204, 80093)]