20122701714

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{542947}}^1$

素因数の和:543055

約数の個数: 48

約数和(自身を含む): 45737939520

約数和(自身を除く): 25615237806

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 71, 87, 142, 174, 213, 261, 426, 522, 639, 1278, 2059, 4118, 6177, 12354, 18531, 37062, 542947, 1085894, 1628841, 3257682, 4886523, 9773046, 15745463, 31490926, 38549237, 47236389, 77098474, 94472778, 115647711, 141709167, 231295422, 283418334, 346943133, 693886266, 1117927873, 2235855746, 3353783619, 6707567238, 10061350857, 20122701714]

約数ペア:

[(1, 20122701714), (2, 10061350857), (3, 6707567238), (6, 3353783619), (9, 2235855746), (18, 1117927873), (29, 693886266), (58, 346943133), (71, 283418334), (87, 231295422), (142, 141709167), (174, 115647711), (213, 94472778), (261, 77098474), (426, 47236389), (522, 38549237), (639, 31490926), (1278, 15745463), (2059, 9773046), (4118, 4886523), (6177, 3257682), (12354, 1628841), (18531, 1085894), (37062, 542947)]