19615794

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 44241120

約数和(自身を除く): 24625326

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 121, 123, 242, 246, 363, 451, 659, 726, 902, 1318, 1353, 1977, 2706, 3954, 4961, 7249, 9922, 14498, 14883, 21747, 27019, 29766, 43494, 54038, 79739, 81057, 159478, 162114, 239217, 297209, 478434, 594418, 891627, 1783254, 3269299, 6538598, 9807897, 19615794]

約数ペア:

[(1, 19615794), (2, 9807897), (3, 6538598), (6, 3269299), (11, 1783254), (22, 891627), (33, 594418), (41, 478434), (66, 297209), (82, 239217), (121, 162114), (123, 159478), (242, 81057), (246, 79739), (363, 54038), (451, 43494), (659, 29766), (726, 27019), (902, 21747), (1318, 14883), (1353, 14498), (1977, 9922), (2706, 7249), (3954, 4961)]