16081868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:398

約数の個数: 36

約数和(自身を含む): 31281600

約数和(自身を除く): 15199732

約数列:

[1, 2, 4, 11, 22, 44, 121, 149, 223, 242, 298, 446, 484, 596, 892, 1639, 2453, 3278, 4906, 6556, 9812, 18029, 26983, 33227, 36058, 53966, 66454, 72116, 107932, 132908, 365497, 730994, 1461988, 4020467, 8040934, 16081868]

約数ペア:

[(1, 16081868), (2, 8040934), (4, 4020467), (11, 1461988), (22, 730994), (44, 365497), (121, 132908), (149, 107932), (223, 72116), (242, 66454), (298, 53966), (446, 36058), (484, 33227), (596, 26983), (892, 18029), (1639, 9812), (2453, 6556), (3278, 4906)]