18217276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 42304640

約数和(自身を除く): 24087364

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 209, 242, 266, 283, 308, 418, 484, 532, 566, 836, 847, 1132, 1463, 1694, 1981, 2299, 2926, 3113, 3388, 3962, 4598, 5377, 5852, 6226, 7924, 9196, 10754, 12452, 16093, 21508, 21791, 32186, 34243, 37639, 43582, 59147, 64372, 68486, 75278, 87164, 118294, 136972, 150556, 236588, 239701, 414029, 479402, 650617, 828058, 958804, 1301234, 1656116, 2602468, 4554319, 9108638, 18217276]

約数ペア:

[(1, 18217276), (2, 9108638), (4, 4554319), (7, 2602468), (11, 1656116), (14, 1301234), (19, 958804), (22, 828058), (28, 650617), (38, 479402), (44, 414029), (76, 239701), (77, 236588), (121, 150556), (133, 136972), (154, 118294), (209, 87164), (242, 75278), (266, 68486), (283, 64372), (308, 59147), (418, 43582), (484, 37639), (532, 34243), (566, 32186), (836, 21791), (847, 21508), (1132, 16093), (1463, 12452), (1694, 10754), (1981, 9196), (2299, 7924), (2926, 6226), (3113, 5852), (3388, 5377), (3962, 4598)]