19293568

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 44773920

約数和(自身を除く): 25480352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 353, 427, 448, 488, 706, 854, 896, 976, 1412, 1708, 1952, 2471, 2824, 3416, 3904, 4942, 5648, 6832, 7808, 9884, 11296, 13664, 19768, 21533, 22592, 27328, 39536, 43066, 45184, 54656, 79072, 86132, 150731, 158144, 172264, 301462, 316288, 344528, 602924, 689056, 1205848, 1378112, 2411696, 2756224, 4823392, 9646784, 19293568]

約数ペア:

[(1, 19293568), (2, 9646784), (4, 4823392), (7, 2756224), (8, 2411696), (14, 1378112), (16, 1205848), (28, 689056), (32, 602924), (56, 344528), (61, 316288), (64, 301462), (112, 172264), (122, 158144), (128, 150731), (224, 86132), (244, 79072), (353, 54656), (427, 45184), (448, 43066), (488, 39536), (706, 27328), (854, 22592), (896, 21533), (976, 19768), (1412, 13664), (1708, 11296), (1952, 9884), (2471, 7808), (2824, 6832), (3416, 5648), (3904, 4942)]