128228236

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{20149}}^1$

素因数の和:20233

約数の個数: 24

約数和(自身を含む): 235835600

約数和(自身を除く): 107607364

約数列:

[1, 2, 4, 37, 43, 74, 86, 148, 172, 1591, 3182, 6364, 20149, 40298, 80596, 745513, 866407, 1491026, 1732814, 2982052, 3465628, 32057059, 64114118, 128228236]

約数ペア:

[(1, 128228236), (2, 64114118), (4, 32057059), (37, 3465628), (43, 2982052), (74, 1732814), (86, 1491026), (148, 866407), (172, 745513), (1591, 80596), (3182, 40298), (6364, 20149)]