19196936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 40752720

約数和(自身を除く): 21555784

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 227, 248, 341, 454, 682, 908, 961, 1364, 1816, 1922, 2497, 2728, 3844, 4994, 7037, 7688, 9988, 10571, 14074, 19976, 21142, 28148, 42284, 56296, 77407, 84568, 154814, 218147, 309628, 436294, 619256, 872588, 1745176, 2399617, 4799234, 9598468, 19196936]

約数ペア:

[(1, 19196936), (2, 9598468), (4, 4799234), (8, 2399617), (11, 1745176), (22, 872588), (31, 619256), (44, 436294), (62, 309628), (88, 218147), (124, 154814), (227, 84568), (248, 77407), (341, 56296), (454, 42284), (682, 28148), (908, 21142), (961, 19976), (1364, 14074), (1816, 10571), (1922, 9988), (2497, 7688), (2728, 7037), (3844, 4994)]