20512363494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8006387}}^1$

素因数の和:8006460

約数の個数: 32

約数和(自身を含む): 47654021376

約数和(自身を除く): 27141657882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 8006387, 16012774, 24019161, 48038322, 56044709, 112089418, 168134127, 336268254, 488389607, 976779214, 1465168821, 2930337642, 3418727249, 6837454498, 10256181747, 20512363494]

約数ペア:

[(1, 20512363494), (2, 10256181747), (3, 6837454498), (6, 3418727249), (7, 2930337642), (14, 1465168821), (21, 976779214), (42, 488389607), (61, 336268254), (122, 168134127), (183, 112089418), (366, 56044709), (427, 48038322), (854, 24019161), (1281, 16012774), (2562, 8006387)]