201581056

素因数分解:

$2^9\times {\mathrm{393713}}^1$

素因数の和:393731

約数の個数: 20

約数和(自身を含む): 402769422

約数和(自身を除く): 201188366

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 393713, 787426, 1574852, 3149704, 6299408, 12598816, 25197632, 50395264, 100790528, 201581056]

約数ペア:

[(1, 201581056), (2, 100790528), (4, 50395264), (8, 25197632), (16, 12598816), (32, 6299408), (64, 3149704), (128, 1574852), (256, 787426), (512, 393713)]