19645488002

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1\times {\mathrm{1093}}^1$

素因数の和:1627

約数の個数: 64

約数和(自身を含む): 35050709760

約数和(自身を除く): 15405221758

約数列:

[1, 2, 7, 14, 43, 73, 86, 146, 301, 409, 511, 602, 818, 1022, 1093, 2186, 2863, 3139, 5726, 6278, 7651, 15302, 17587, 21973, 29857, 35174, 43946, 46999, 59714, 79789, 93998, 123109, 159578, 208999, 246218, 328993, 417998, 447037, 558523, 657986, 894074, 1117046, 1283851, 2567702, 3129259, 3430927, 6258518, 6861854, 8986957, 17973914, 19222591, 24016489, 32633701, 38445182, 48032978, 65267402, 134558137, 228435907, 269116274, 456871814, 1403249143, 2806498286, 9822744001, 19645488002]

約数ペア:

[(1, 19645488002), (2, 9822744001), (7, 2806498286), (14, 1403249143), (43, 456871814), (73, 269116274), (86, 228435907), (146, 134558137), (301, 65267402), (409, 48032978), (511, 38445182), (602, 32633701), (818, 24016489), (1022, 19222591), (1093, 17973914), (2186, 8986957), (2863, 6861854), (3139, 6258518), (5726, 3430927), (6278, 3129259), (7651, 2567702), (15302, 1283851), (17587, 1117046), (21973, 894074), (29857, 657986), (35174, 558523), (43946, 447037), (46999, 417998), (59714, 328993), (79789, 246218), (93998, 208999), (123109, 159578)]