18518566

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1297}}^1$

素因数の和:1380

約数の個数: 24

約数和(自身を含む): 31074120

約数和(自身を除く): 12555554

約数列:

[1, 2, 11, 22, 59, 118, 121, 242, 649, 1297, 1298, 2594, 7139, 14267, 14278, 28534, 76523, 153046, 156937, 313874, 841753, 1683506, 9259283, 18518566]

約数ペア:

[(1, 18518566), (2, 9259283), (11, 1683506), (22, 841753), (59, 313874), (118, 156937), (121, 153046), (242, 76523), (649, 28534), (1297, 14278), (1298, 14267), (2594, 7139)]