19540616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6247}}^1$

素因数の和:6293

約数の個数: 32

約数和(自身を含む): 40487040

約数和(自身を除く): 20946424

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 6247, 12494, 24988, 49976, 106199, 143681, 212398, 287362, 424796, 574724, 849592, 1149448, 2442577, 4885154, 9770308, 19540616]

約数ペア:

[(1, 19540616), (2, 9770308), (4, 4885154), (8, 2442577), (17, 1149448), (23, 849592), (34, 574724), (46, 424796), (68, 287362), (92, 212398), (136, 143681), (184, 106199), (391, 49976), (782, 24988), (1564, 12494), (3128, 6247)]