18072327

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 40

約数和(自身を含む): 30430064

約数和(自身を除く): 12357737

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 193, 273, 343, 579, 637, 1029, 1351, 1911, 2401, 2509, 4053, 4459, 7203, 7527, 9457, 13377, 17563, 28371, 31213, 52689, 66199, 93639, 122941, 198597, 368823, 463393, 860587, 1390179, 2581761, 6024109, 18072327]

約数ペア:

[(1, 18072327), (3, 6024109), (7, 2581761), (13, 1390179), (21, 860587), (39, 463393), (49, 368823), (91, 198597), (147, 122941), (193, 93639), (273, 66199), (343, 52689), (579, 31213), (637, 28371), (1029, 17563), (1351, 13377), (1911, 9457), (2401, 7527), (2509, 7203), (4053, 4459)]