219419672

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{443}}^1\times {\mathrm{613}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 417102480

約数和(自身を除く): 197682808

約数列:

[1, 2, 4, 8, 101, 202, 404, 443, 613, 808, 886, 1226, 1772, 2452, 3544, 4904, 44743, 61913, 89486, 123826, 178972, 247652, 271559, 357944, 495304, 543118, 1086236, 2172472, 27427459, 54854918, 109709836, 219419672]

約数ペア:

[(1, 219419672), (2, 109709836), (4, 54854918), (8, 27427459), (101, 2172472), (202, 1086236), (404, 543118), (443, 495304), (613, 357944), (808, 271559), (886, 247652), (1226, 178972), (1772, 123826), (2452, 89486), (3544, 61913), (4904, 44743)]