200819138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 329609280

約数和(自身を除く): 128790142

約数列:

[1, 2, 13, 26, 139, 181, 278, 307, 362, 614, 1807, 2353, 3614, 3991, 4706, 7982, 25159, 42673, 50318, 55567, 85346, 111134, 327067, 554749, 654134, 722371, 1109498, 1444742, 7723813, 15447626, 100409569, 200819138]

約数ペア:

[(1, 200819138), (2, 100409569), (13, 15447626), (26, 7723813), (139, 1444742), (181, 1109498), (278, 722371), (307, 654134), (362, 554749), (614, 327067), (1807, 111134), (2353, 85346), (3614, 55567), (3991, 50318), (4706, 42673), (7982, 25159)]