19935896

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 39234240

約数和(自身を除く): 19298344

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 188, 296, 376, 1433, 1739, 2866, 3478, 5732, 6956, 11464, 13912, 53021, 67351, 106042, 134702, 212084, 269404, 424168, 538808, 2491987, 4983974, 9967948, 19935896]

約数ペア:

[(1, 19935896), (2, 9967948), (4, 4983974), (8, 2491987), (37, 538808), (47, 424168), (74, 269404), (94, 212084), (148, 134702), (188, 106042), (296, 67351), (376, 53021), (1433, 13912), (1739, 11464), (2866, 6956), (3478, 5732)]