19600208

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 40

約数和(自身を含む): 39117288

約数和(自身を除く): 19517080

約数列:

[1, 2, 4, 8, 16, 73, 97, 146, 173, 194, 292, 346, 388, 584, 692, 776, 1168, 1384, 1552, 2768, 7081, 12629, 14162, 16781, 25258, 28324, 33562, 50516, 56648, 67124, 101032, 113296, 134248, 202064, 268496, 1225013, 2450026, 4900052, 9800104, 19600208]

約数ペア:

[(1, 19600208), (2, 9800104), (4, 4900052), (8, 2450026), (16, 1225013), (73, 268496), (97, 202064), (146, 134248), (173, 113296), (194, 101032), (292, 67124), (346, 56648), (388, 50516), (584, 33562), (692, 28324), (776, 25258), (1168, 16781), (1384, 14162), (1552, 12629), (2768, 7081)]