201391888

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{3121}}^1$

素因数の和:3275

約数の個数: 40

約数和(自身を含む): 404548760

約数和(自身を除く): 203156872

約数列:

[1, 2, 4, 8, 16, 37, 74, 109, 148, 218, 296, 436, 592, 872, 1744, 3121, 4033, 6242, 8066, 12484, 16132, 24968, 32264, 49936, 64528, 115477, 230954, 340189, 461908, 680378, 923816, 1360756, 1847632, 2721512, 5443024, 12586993, 25173986, 50347972, 100695944, 201391888]

約数ペア:

[(1, 201391888), (2, 100695944), (4, 50347972), (8, 25173986), (16, 12586993), (37, 5443024), (74, 2721512), (109, 1847632), (148, 1360756), (218, 923816), (296, 680378), (436, 461908), (592, 340189), (872, 230954), (1744, 115477), (3121, 64528), (4033, 49936), (6242, 32264), (8066, 24968), (12484, 16132)]