19927168

素因数分解:

$2^7\times {\mathrm{151}}^1\times {\mathrm{1031}}^1$

素因数の和:1196

約数の個数: 32

約数和(自身を含む): 40000320

約数和(自身を除く): 20073152

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 302, 604, 1031, 1208, 2062, 2416, 4124, 4832, 8248, 9664, 16496, 19328, 32992, 65984, 131968, 155681, 311362, 622724, 1245448, 2490896, 4981792, 9963584, 19927168]

約数ペア:

[(1, 19927168), (2, 9963584), (4, 4981792), (8, 2490896), (16, 1245448), (32, 622724), (64, 311362), (128, 155681), (151, 131968), (302, 65984), (604, 32992), (1031, 19328), (1208, 16496), (2062, 9664), (2416, 8248), (4124, 4832)]