20635914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 45747072

約数和(自身を除く): 25111158

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 169, 282, 338, 433, 507, 611, 866, 1014, 1222, 1299, 1833, 2598, 3666, 5629, 7943, 11258, 15886, 16887, 20351, 23829, 33774, 40702, 47658, 61053, 73177, 122106, 146354, 219531, 264563, 439062, 529126, 793689, 1587378, 3439319, 6878638, 10317957, 20635914]

約数ペア:

[(1, 20635914), (2, 10317957), (3, 6878638), (6, 3439319), (13, 1587378), (26, 793689), (39, 529126), (47, 439062), (78, 264563), (94, 219531), (141, 146354), (169, 122106), (282, 73177), (338, 61053), (433, 47658), (507, 40702), (611, 33774), (866, 23829), (1014, 20351), (1222, 16887), (1299, 15886), (1833, 11258), (2598, 7943), (3666, 5629)]