18934160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33811}}^1$

素因数の和:33831

約数の個数: 40

約数和(自身を含む): 50312256

約数和(自身を除く): 31378096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33811, 67622, 135244, 169055, 236677, 270488, 338110, 473354, 540976, 676220, 946708, 1183385, 1352440, 1893416, 2366770, 2704880, 3786832, 4733540, 9467080, 18934160]

約数ペア:

[(1, 18934160), (2, 9467080), (4, 4733540), (5, 3786832), (7, 2704880), (8, 2366770), (10, 1893416), (14, 1352440), (16, 1183385), (20, 946708), (28, 676220), (35, 540976), (40, 473354), (56, 338110), (70, 270488), (80, 236677), (112, 169055), (140, 135244), (280, 67622), (560, 33811)]