201961648

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{20261}}^1$

素因数の和:20365

約数の個数: 40

約数和(自身を含む): 452247840

約数和(自身を除く): 250286192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 20261, 40522, 81044, 141827, 162088, 283654, 324176, 567308, 1134616, 1803229, 2269232, 3606458, 7212916, 12622603, 14425832, 25245206, 28851664, 50490412, 100980824, 201961648]

約数ペア:

[(1, 201961648), (2, 100980824), (4, 50490412), (7, 28851664), (8, 25245206), (14, 14425832), (16, 12622603), (28, 7212916), (56, 3606458), (89, 2269232), (112, 1803229), (178, 1134616), (356, 567308), (623, 324176), (712, 283654), (1246, 162088), (1424, 141827), (2492, 81044), (4984, 40522), (9968, 20261)]