331051312

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{189823}}^1$

素因数の和:189940

約数の個数: 20

約数和(自身を含む): 647299840

約数和(自身を除く): 316248528

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 189823, 379646, 759292, 1518584, 3037168, 20690707, 41381414, 82762828, 165525656, 331051312]

約数ペア:

[(1, 331051312), (2, 165525656), (4, 82762828), (8, 41381414), (16, 20690707), (109, 3037168), (218, 1518584), (436, 759292), (872, 379646), (1744, 189823)]