20419632786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4720211}}^1$

素因数の和:4720326

約数の個数: 32

約数和(自身を含む): 47126596608

約数和(自身を除く): 26706963822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 4720211, 9440422, 14160633, 28321266, 33041477, 66082954, 99124431, 198248862, 486181733, 972363466, 1458545199, 2917090398, 3403272131, 6806544262, 10209816393, 20419632786]

約数ペア:

[(1, 20419632786), (2, 10209816393), (3, 6806544262), (6, 3403272131), (7, 2917090398), (14, 1458545199), (21, 972363466), (42, 486181733), (103, 198248862), (206, 99124431), (309, 66082954), (618, 33041477), (721, 28321266), (1442, 14160633), (2163, 9440422), (4326, 4720211)]