18810648

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1907}}^1$

素因数の和:2056

約数の個数: 48

約数和(自身を含む): 51344280

約数和(自身を除く): 32533632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 1907, 2466, 3288, 3814, 4932, 5721, 7628, 9864, 11442, 15256, 17163, 22884, 34326, 45768, 68652, 137304, 261259, 522518, 783777, 1045036, 1567554, 2090072, 2351331, 3135108, 4702662, 6270216, 9405324, 18810648]

約数ペア:

[(1, 18810648), (2, 9405324), (3, 6270216), (4, 4702662), (6, 3135108), (8, 2351331), (9, 2090072), (12, 1567554), (18, 1045036), (24, 783777), (36, 522518), (72, 261259), (137, 137304), (274, 68652), (411, 45768), (548, 34326), (822, 22884), (1096, 17163), (1233, 15256), (1644, 11442), (1907, 9864), (2466, 7628), (3288, 5721), (3814, 4932)]