19872558

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:769

約数の個数: 48

約数和(自身を含む): 46112976

約数和(自身を除く): 26240418

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 101, 102, 153, 202, 303, 306, 606, 643, 909, 1286, 1717, 1818, 1929, 3434, 3858, 5151, 5787, 10302, 10931, 11574, 15453, 21862, 30906, 32793, 64943, 65586, 98379, 129886, 194829, 196758, 389658, 584487, 1104031, 1168974, 2208062, 3312093, 6624186, 9936279, 19872558]

約数ペア:

[(1, 19872558), (2, 9936279), (3, 6624186), (6, 3312093), (9, 2208062), (17, 1168974), (18, 1104031), (34, 584487), (51, 389658), (101, 196758), (102, 194829), (153, 129886), (202, 98379), (303, 65586), (306, 64943), (606, 32793), (643, 30906), (909, 21862), (1286, 15453), (1717, 11574), (1818, 10931), (1929, 10302), (3434, 5787), (3858, 5151)]