22557556

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 46996992

約数和(自身を除く): 24439436

約数列:

[1, 2, 4, 7, 14, 28, 47, 61, 94, 122, 188, 244, 281, 329, 427, 562, 658, 854, 1124, 1316, 1708, 1967, 2867, 3934, 5734, 7868, 11468, 13207, 17141, 20069, 26414, 34282, 40138, 52828, 68564, 80276, 92449, 119987, 184898, 239974, 369796, 479948, 805627, 1611254, 3222508, 5639389, 11278778, 22557556]

約数ペア:

[(1, 22557556), (2, 11278778), (4, 5639389), (7, 3222508), (14, 1611254), (28, 805627), (47, 479948), (61, 369796), (94, 239974), (122, 184898), (188, 119987), (244, 92449), (281, 80276), (329, 68564), (427, 52828), (562, 40138), (658, 34282), (854, 26414), (1124, 20069), (1316, 17141), (1708, 13207), (1967, 11468), (2867, 7868), (3934, 5734)]