20439576

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16699}}^1$

素因数の和:16728

約数の個数: 48

約数和(自身を含む): 58617000

約数和(自身を除く): 38177424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16699, 33398, 50097, 66796, 100194, 133592, 150291, 200388, 283883, 300582, 400776, 567766, 601164, 851649, 1135532, 1202328, 1703298, 2271064, 2554947, 3406596, 5109894, 6813192, 10219788, 20439576]

約数ペア:

[(1, 20439576), (2, 10219788), (3, 6813192), (4, 5109894), (6, 3406596), (8, 2554947), (9, 2271064), (12, 1703298), (17, 1202328), (18, 1135532), (24, 851649), (34, 601164), (36, 567766), (51, 400776), (68, 300582), (72, 283883), (102, 200388), (136, 150291), (153, 133592), (204, 100194), (306, 66796), (408, 50097), (612, 33398), (1224, 16699)]