200207312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{290999}}^1$

素因数の和:291050

約数の個数: 20

約数和(自身を含む): 396924000

約数和(自身を除く): 196716688

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 290999, 581998, 1163996, 2327992, 4655984, 12512957, 25025914, 50051828, 100103656, 200207312]

約数ペア:

[(1, 200207312), (2, 100103656), (4, 50051828), (8, 25025914), (16, 12512957), (43, 4655984), (86, 2327992), (172, 1163996), (344, 581998), (688, 290999)]