156621488

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{109987}}^1$

素因数の和:110084

約数の個数: 20

約数和(自身を含む): 306866520

約数和(自身を除く): 150245032

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 109987, 219974, 439948, 879896, 1759792, 9788843, 19577686, 39155372, 78310744, 156621488]

約数ペア:

[(1, 156621488), (2, 78310744), (4, 39155372), (8, 19577686), (16, 9788843), (89, 1759792), (178, 879896), (356, 439948), (712, 219974), (1424, 109987)]