20651748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{132383}}^1$

素因数の和:132403

約数の個数: 24

約数和(自身を含む): 51894528

約数和(自身を除く): 31242780

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 132383, 264766, 397149, 529532, 794298, 1588596, 1720979, 3441958, 5162937, 6883916, 10325874, 20651748]

約数ペア:

[(1, 20651748), (2, 10325874), (3, 6883916), (4, 5162937), (6, 3441958), (12, 1720979), (13, 1588596), (26, 794298), (39, 529532), (52, 397149), (78, 264766), (156, 132383)]