19977756

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{15559}}^1$

素因数の和:15673

約数の個数: 24

約数和(自身を含む): 47053440

約数和(自身を除く): 27075684

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 15559, 31118, 46677, 62236, 93354, 186708, 1664813, 3329626, 4994439, 6659252, 9988878, 19977756]

約数ペア:

[(1, 19977756), (2, 9988878), (3, 6659252), (4, 4994439), (6, 3329626), (12, 1664813), (107, 186708), (214, 93354), (321, 62236), (428, 46677), (642, 31118), (1284, 15559)]