18587370236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{16087}}^1$

素因数の和:16794

約数の個数: 48

約数和(自身を含む): 35784860160

約数和(自身を除く): 17197489924

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 661, 874, 1322, 1748, 2644, 12559, 15203, 16087, 25118, 30406, 32174, 50236, 60812, 64348, 288857, 305653, 370001, 577714, 611306, 740002, 1155428, 1222612, 1480004, 7030019, 10633507, 14060038, 21267014, 28120076, 42534028, 202036633, 244570661, 404073266, 489141322, 808146532, 978282644, 4646842559, 9293685118, 18587370236]

約数ペア:

[(1, 18587370236), (2, 9293685118), (4, 4646842559), (19, 978282644), (23, 808146532), (38, 489141322), (46, 404073266), (76, 244570661), (92, 202036633), (437, 42534028), (661, 28120076), (874, 21267014), (1322, 14060038), (1748, 10633507), (2644, 7030019), (12559, 1480004), (15203, 1222612), (16087, 1155428), (25118, 740002), (30406, 611306), (32174, 577714), (50236, 370001), (60812, 305653), (64348, 288857)]