19808848

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{1873}}^1$

素因数の和:2542

約数の個数: 20

約数和(自身を含む): 38458228

約数和(自身を除く): 18649380

約数列:

[1, 2, 4, 8, 16, 661, 1322, 1873, 2644, 3746, 5288, 7492, 10576, 14984, 29968, 1238053, 2476106, 4952212, 9904424, 19808848]

約数ペア:

[(1, 19808848), (2, 9904424), (4, 4952212), (8, 2476106), (16, 1238053), (661, 29968), (1322, 14984), (1873, 10576), (2644, 7492), (3746, 5288)]