19888962

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 41091072

約数和(自身を除く): 21202110

約数列:

[1, 2, 3, 6, 43, 86, 127, 129, 254, 258, 381, 607, 762, 1214, 1821, 3642, 5461, 10922, 16383, 26101, 32766, 52202, 77089, 78303, 154178, 156606, 231267, 462534, 3314827, 6629654, 9944481, 19888962]

約数ペア:

[(1, 19888962), (2, 9944481), (3, 6629654), (6, 3314827), (43, 462534), (86, 231267), (127, 156606), (129, 154178), (254, 78303), (258, 77089), (381, 52202), (607, 32766), (762, 26101), (1214, 16383), (1821, 10922), (3642, 5461)]