159805552

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{112223}}^1$

素因数の和:112320

約数の個数: 20

約数和(自身を含む): 313104960

約数和(自身を除く): 153299408

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 112223, 224446, 448892, 897784, 1795568, 9987847, 19975694, 39951388, 79902776, 159805552]

約数ペア:

[(1, 159805552), (2, 79902776), (4, 39951388), (8, 19975694), (16, 9987847), (89, 1795568), (178, 897784), (356, 448892), (712, 224446), (1424, 112223)]