219319088

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{258631}}^1$

素因数の和:258692

約数の個数: 20

約数和(自身を含む): 432949968

約数和(自身を除く): 213630880

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 258631, 517262, 1034524, 2069048, 4138096, 13707443, 27414886, 54829772, 109659544, 219319088]

約数ペア:

[(1, 219319088), (2, 109659544), (4, 54829772), (8, 27414886), (16, 13707443), (53, 4138096), (106, 2069048), (212, 1034524), (424, 517262), (848, 258631)]