18739026

素因数分解:

$2^1\times 3^4\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1028

約数の個数: 40

約数和(自身を含む): 42357744

約数和(自身を除く): 23618718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 131, 162, 262, 393, 786, 883, 1179, 1766, 2358, 2649, 3537, 5298, 7074, 7947, 10611, 15894, 21222, 23841, 47682, 71523, 115673, 143046, 231346, 347019, 694038, 1041057, 2082114, 3123171, 6246342, 9369513, 18739026]

約数ペア:

[(1, 18739026), (2, 9369513), (3, 6246342), (6, 3123171), (9, 2082114), (18, 1041057), (27, 694038), (54, 347019), (81, 231346), (131, 143046), (162, 115673), (262, 71523), (393, 47682), (786, 23841), (883, 21222), (1179, 15894), (1766, 10611), (2358, 7947), (2649, 7074), (3537, 5298)]