1911988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 3655008

約数和(自身を除く): 1743020

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 443, 886, 1079, 1772, 2158, 4316, 5759, 11518, 23036, 36769, 73538, 147076, 477997, 955994, 1911988]

約数ペア:

[(1, 1911988), (2, 955994), (4, 477997), (13, 147076), (26, 73538), (52, 36769), (83, 23036), (166, 11518), (332, 5759), (443, 4316), (886, 2158), (1079, 1772)]