19664712

素因数分解:

$2^3\times 3^2\times {\mathrm{113}}^1\times {\mathrm{2417}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 53752140

約数和(自身を除く): 34087428

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 113, 226, 339, 452, 678, 904, 1017, 1356, 2034, 2417, 2712, 4068, 4834, 7251, 8136, 9668, 14502, 19336, 21753, 29004, 43506, 58008, 87012, 174024, 273121, 546242, 819363, 1092484, 1638726, 2184968, 2458089, 3277452, 4916178, 6554904, 9832356, 19664712]

約数ペア:

[(1, 19664712), (2, 9832356), (3, 6554904), (4, 4916178), (6, 3277452), (8, 2458089), (9, 2184968), (12, 1638726), (18, 1092484), (24, 819363), (36, 546242), (72, 273121), (113, 174024), (226, 87012), (339, 58008), (452, 43506), (678, 29004), (904, 21753), (1017, 19336), (1356, 14502), (2034, 9668), (2417, 8136), (2712, 7251), (4068, 4834)]