19717530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{93893}}^1$

素因数の和:93910

約数の個数: 32

約数和(自身を含む): 54082944

約数和(自身を除く): 34365414

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 93893, 187786, 281679, 469465, 563358, 657251, 938930, 1314502, 1408395, 1971753, 2816790, 3286255, 3943506, 6572510, 9858765, 19717530]

約数ペア:

[(1, 19717530), (2, 9858765), (3, 6572510), (5, 3943506), (6, 3286255), (7, 2816790), (10, 1971753), (14, 1408395), (15, 1314502), (21, 938930), (30, 657251), (35, 563358), (42, 469465), (70, 281679), (105, 187786), (210, 93893)]