155391824

素因数分解:

$2^4\times 7^1\times {\mathrm{1387427}}^1$

素因数の和:1387442

約数の個数: 20

約数和(自身を含む): 344082144

約数和(自身を除く): 188690320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1387427, 2774854, 5549708, 9711989, 11099416, 19423978, 22198832, 38847956, 77695912, 155391824]

約数ペア:

[(1, 155391824), (2, 77695912), (4, 38847956), (7, 22198832), (8, 19423978), (14, 11099416), (16, 9711989), (28, 5549708), (56, 2774854), (112, 1387427)]