28278916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{613}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 52263680

約数和(自身を除く): 23984764

約数列:

[1, 2, 4, 19, 38, 76, 607, 613, 1214, 1226, 2428, 2452, 11533, 11647, 23066, 23294, 46132, 46588, 372091, 744182, 1488364, 7069729, 14139458, 28278916]

約数ペア:

[(1, 28278916), (2, 14139458), (4, 7069729), (19, 1488364), (38, 744182), (76, 372091), (607, 46588), (613, 46132), (1214, 23294), (1226, 23066), (2428, 11647), (2452, 11533)]