16980721572

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2402479}}^1$

素因数の和:2402536

約数の個数: 48

約数和(自身を含む): 43052441600

約数和(自身を除く): 26071720028

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 3534, 7068, 2402479, 4804958, 7207437, 9609916, 14414874, 28829748, 45647101, 74476849, 91294202, 136941303, 148953698, 182588404, 223430547, 273882606, 297907396, 446861094, 547765212, 893722188, 1415060131, 2830120262, 4245180393, 5660240524, 8490360786, 16980721572]

約数ペア:

[(1, 16980721572), (2, 8490360786), (3, 5660240524), (4, 4245180393), (6, 2830120262), (12, 1415060131), (19, 893722188), (31, 547765212), (38, 446861094), (57, 297907396), (62, 273882606), (76, 223430547), (93, 182588404), (114, 148953698), (124, 136941303), (186, 91294202), (228, 74476849), (372, 45647101), (589, 28829748), (1178, 14414874), (1767, 9609916), (2356, 7207437), (3534, 4804958), (7068, 2402479)]