20041911

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{1231}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 30494464

約数和(自身を除く): 10452553

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 1231, 1809, 3693, 5427, 11079, 16281, 33237, 82477, 99711, 247431, 299133, 742293, 2226879, 6680637, 20041911]

約数ペア:

[(1, 20041911), (3, 6680637), (9, 2226879), (27, 742293), (67, 299133), (81, 247431), (201, 99711), (243, 82477), (603, 33237), (1231, 16281), (1809, 11079), (3693, 5427)]