18449820944

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{77489}}^1$

素因数の和:78167

約数の個数: 40

約数和(自身を含む): 37358858880

約数和(自身を除く): 18909037936

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 647, 1294, 2588, 5176, 10352, 14881, 29762, 59524, 77489, 119048, 154978, 238096, 309956, 619912, 1239824, 1782247, 3564494, 7128988, 14257976, 28515952, 50135383, 100270766, 200541532, 401083064, 802166128, 1153113809, 2306227618, 4612455236, 9224910472, 18449820944]

約数ペア:

[(1, 18449820944), (2, 9224910472), (4, 4612455236), (8, 2306227618), (16, 1153113809), (23, 802166128), (46, 401083064), (92, 200541532), (184, 100270766), (368, 50135383), (647, 28515952), (1294, 14257976), (2588, 7128988), (5176, 3564494), (10352, 1782247), (14881, 1239824), (29762, 619912), (59524, 309956), (77489, 238096), (119048, 154978)]