18539892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73571}}^1$

素因数の和:73588

約数の個数: 36

約数和(自身を含む): 53560416

約数和(自身を除く): 35020524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 73571, 147142, 220713, 294284, 441426, 514997, 662139, 882852, 1029994, 1324278, 1544991, 2059988, 2648556, 3089982, 4634973, 6179964, 9269946, 18539892]

約数ペア:

[(1, 18539892), (2, 9269946), (3, 6179964), (4, 4634973), (6, 3089982), (7, 2648556), (9, 2059988), (12, 1544991), (14, 1324278), (18, 1029994), (21, 882852), (28, 662139), (36, 514997), (42, 441426), (63, 294284), (84, 220713), (126, 147142), (252, 73571)]