219809902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{272717}}^1$

素因数の和:272763

約数の個数: 16

約数和(自身を含む): 366532992

約数和(自身を除く): 146723090

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 272717, 545434, 3545321, 7090642, 8454227, 16908454, 109904951, 219809902]

約数ペア:

[(1, 219809902), (2, 109904951), (13, 16908454), (26, 8454227), (31, 7090642), (62, 3545321), (403, 545434), (806, 272717)]