128423964

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{563263}}^1$

素因数の和:563289

約数の個数: 24

約数和(自身を含む): 315427840

約数和(自身を除く): 187003876

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 563263, 1126526, 1689789, 2253052, 3379578, 6759156, 10701997, 21403994, 32105991, 42807988, 64211982, 128423964]

約数ペア:

[(1, 128423964), (2, 64211982), (3, 42807988), (4, 32105991), (6, 21403994), (12, 10701997), (19, 6759156), (38, 3379578), (57, 2253052), (76, 1689789), (114, 1126526), (228, 563263)]