19204935

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 31664640

約数和(自身を除く): 12459705

約数列:

[1, 3, 5, 15, 61, 139, 151, 183, 305, 417, 453, 695, 755, 915, 2085, 2265, 8479, 9211, 20989, 25437, 27633, 42395, 46055, 62967, 104945, 127185, 138165, 314835, 1280329, 3840987, 6401645, 19204935]

約数ペア:

[(1, 19204935), (3, 6401645), (5, 3840987), (15, 1280329), (61, 314835), (139, 138165), (151, 127185), (183, 104945), (305, 62967), (417, 46055), (453, 42395), (695, 27633), (755, 25437), (915, 20989), (2085, 9211), (2265, 8479)]