2215446544

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{312563}}^1$

素因数の和:313014

約数の個数: 20

約数和(自身を含む): 4302130896

約数和(自身を除く): 2086684352

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 312563, 625126, 1250252, 2500504, 5001008, 138465409, 276930818, 553861636, 1107723272, 2215446544]

約数ペア:

[(1, 2215446544), (2, 1107723272), (4, 553861636), (8, 276930818), (16, 138465409), (443, 5001008), (886, 2500504), (1772, 1250252), (3544, 625126), (7088, 312563)]