19357137

素因数分解:

$3^7\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 29756160

約数和(自身を除く): 10399023

約数列:

[1, 3, 9, 27, 53, 81, 159, 167, 243, 477, 501, 729, 1431, 1503, 2187, 4293, 4509, 8851, 12879, 13527, 26553, 38637, 40581, 79659, 115911, 121743, 238977, 365229, 716931, 2150793, 6452379, 19357137]

約数ペア:

[(1, 19357137), (3, 6452379), (9, 2150793), (27, 716931), (53, 365229), (81, 238977), (159, 121743), (167, 115911), (243, 79659), (477, 40581), (501, 38637), (729, 26553), (1431, 13527), (1503, 12879), (2187, 8851), (4293, 4509)]