20788194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10531}}^1$

素因数の和:10590

約数の個数: 32

約数和(自身を含む): 48531456

約数和(自身を除く): 27743262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 10531, 21062, 31593, 63186, 73717, 147434, 221151, 442302, 494957, 989914, 1484871, 2969742, 3464699, 6929398, 10394097, 20788194]

約数ペア:

[(1, 20788194), (2, 10394097), (3, 6929398), (6, 3464699), (7, 2969742), (14, 1484871), (21, 989914), (42, 494957), (47, 442302), (94, 221151), (141, 147434), (282, 73717), (329, 63186), (658, 31593), (987, 21062), (1974, 10531)]