19869828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1508

約数の個数: 48

約数和(自身を含む): 51078720

約数和(自身を除く): 31208892

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 109, 132, 218, 327, 436, 654, 1199, 1308, 1381, 2398, 2762, 3597, 4143, 4796, 5524, 7194, 8286, 14388, 15191, 16572, 30382, 45573, 60764, 91146, 150529, 182292, 301058, 451587, 602116, 903174, 1655819, 1806348, 3311638, 4967457, 6623276, 9934914, 19869828]

約数ペア:

[(1, 19869828), (2, 9934914), (3, 6623276), (4, 4967457), (6, 3311638), (11, 1806348), (12, 1655819), (22, 903174), (33, 602116), (44, 451587), (66, 301058), (109, 182292), (132, 150529), (218, 91146), (327, 60764), (436, 45573), (654, 30382), (1199, 16572), (1308, 15191), (1381, 14388), (2398, 8286), (2762, 7194), (3597, 5524), (4143, 4796)]