2019339938

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{422987}}^1$

素因数の和:423038

約数の個数: 32

約数和(自身を含む): 3898257408

約数和(自身を除く): 1878917470

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 422987, 845974, 2960909, 4652857, 5921818, 9305714, 13112597, 26225194, 32569999, 65139998, 91788179, 144238567, 183576358, 288477134, 1009669969, 2019339938]

約数ペア:

[(1, 2019339938), (2, 1009669969), (7, 288477134), (11, 183576358), (14, 144238567), (22, 91788179), (31, 65139998), (62, 32569999), (77, 26225194), (154, 13112597), (217, 9305714), (341, 5921818), (434, 4652857), (682, 2960909), (2387, 845974), (4774, 422987)]