19890599042

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{55217}}^1$

素因数の和:55474

約数の個数: 32

約数和(自身を含む): 32060012544

約数和(自身を除く): 12169413502

約数列:

[1, 2, 23, 41, 46, 82, 191, 382, 943, 1886, 4393, 7831, 8786, 15662, 55217, 110434, 180113, 360226, 1269991, 2263897, 2539982, 4527794, 10546447, 21092894, 52069631, 104139262, 242568281, 432404327, 485136562, 864808654, 9945299521, 19890599042]

約数ペア:

[(1, 19890599042), (2, 9945299521), (23, 864808654), (41, 485136562), (46, 432404327), (82, 242568281), (191, 104139262), (382, 52069631), (943, 21092894), (1886, 10546447), (4393, 4527794), (7831, 2539982), (8786, 2263897), (15662, 1269991), (55217, 360226), (110434, 180113)]