39851854

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 72334080

約数和(自身を除く): 32482226

約数列:

[1, 2, 7, 14, 19, 38, 133, 233, 266, 466, 643, 1286, 1631, 3262, 4427, 4501, 8854, 9002, 12217, 24434, 30989, 61978, 85519, 149819, 171038, 299638, 1048733, 2097466, 2846561, 5693122, 19925927, 39851854]

約数ペア:

[(1, 39851854), (2, 19925927), (7, 5693122), (14, 2846561), (19, 2097466), (38, 1048733), (133, 299638), (233, 171038), (266, 149819), (466, 85519), (643, 61978), (1286, 30989), (1631, 24434), (3262, 12217), (4427, 9002), (4501, 8854)]