20940114

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 46010592

約数和(自身を除く): 25070478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 169, 193, 214, 321, 338, 386, 507, 579, 642, 1014, 1158, 1391, 2509, 2782, 4173, 5018, 7527, 8346, 15054, 18083, 20651, 32617, 36166, 41302, 54249, 61953, 65234, 97851, 108498, 123906, 195702, 268463, 536926, 805389, 1610778, 3490019, 6980038, 10470057, 20940114]

約数ペア:

[(1, 20940114), (2, 10470057), (3, 6980038), (6, 3490019), (13, 1610778), (26, 805389), (39, 536926), (78, 268463), (107, 195702), (169, 123906), (193, 108498), (214, 97851), (321, 65234), (338, 61953), (386, 54249), (507, 41302), (579, 36166), (642, 32617), (1014, 20651), (1158, 18083), (1391, 15054), (2509, 8346), (2782, 7527), (4173, 5018)]