20121866874

素因数分解:

$2^1\times 3^2\times {\mathrm{631}}^1\times {\mathrm{929}}^1\times {\mathrm{1907}}^1$

素因数の和:3475

約数の個数: 48

約数和(自身を含む): 43736397120

約数和(自身を除く): 23614530246

約数列:

[1, 2, 3, 6, 9, 18, 631, 929, 1262, 1858, 1893, 1907, 2787, 3786, 3814, 5574, 5679, 5721, 8361, 11358, 11442, 16722, 17163, 34326, 586199, 1172398, 1203317, 1758597, 1771603, 2406634, 3517194, 3543206, 3609951, 5275791, 5314809, 7219902, 10551582, 10629618, 10829853, 15944427, 21659706, 31888854, 1117881493, 2235762986, 3353644479, 6707288958, 10060933437, 20121866874]

約数ペア:

[(1, 20121866874), (2, 10060933437), (3, 6707288958), (6, 3353644479), (9, 2235762986), (18, 1117881493), (631, 31888854), (929, 21659706), (1262, 15944427), (1858, 10829853), (1893, 10629618), (1907, 10551582), (2787, 7219902), (3786, 5314809), (3814, 5275791), (5574, 3609951), (5679, 3543206), (5721, 3517194), (8361, 2406634), (11358, 1771603), (11442, 1758597), (16722, 1203317), (17163, 1172398), (34326, 586199)]