19997502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2467}}^1$

素因数の和:2672

約数の個数: 32

約数和(自身を含む): 45964032

約数和(自身を除く): 25966530

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 193, 386, 579, 1158, 1351, 2467, 2702, 4053, 4934, 7401, 8106, 14802, 17269, 34538, 51807, 103614, 476131, 952262, 1428393, 2856786, 3332917, 6665834, 9998751, 19997502]

約数ペア:

[(1, 19997502), (2, 9998751), (3, 6665834), (6, 3332917), (7, 2856786), (14, 1428393), (21, 952262), (42, 476131), (193, 103614), (386, 51807), (579, 34538), (1158, 17269), (1351, 14802), (2467, 8106), (2702, 7401), (4053, 4934)]