19860712

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 38543400

約数和(自身を除く): 18682688

約数列:

[1, 2, 4, 8, 37, 74, 148, 229, 293, 296, 458, 586, 916, 1172, 1832, 2344, 8473, 10841, 16946, 21682, 33892, 43364, 67097, 67784, 86728, 134194, 268388, 536776, 2482589, 4965178, 9930356, 19860712]

約数ペア:

[(1, 19860712), (2, 9930356), (4, 4965178), (8, 2482589), (37, 536776), (74, 268388), (148, 134194), (229, 86728), (293, 67784), (296, 67097), (458, 43364), (586, 33892), (916, 21682), (1172, 16946), (1832, 10841), (2344, 8473)]