19617367

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 7961513

約数列:

[1, 7, 11, 19, 23, 53, 77, 121, 133, 161, 209, 253, 371, 437, 583, 847, 1007, 1219, 1463, 1771, 2299, 2783, 3059, 4081, 4807, 6413, 7049, 8533, 11077, 13409, 16093, 19481, 23161, 33649, 44891, 52877, 77539, 93863, 121847, 147499, 162127, 254771, 370139, 852929, 1032493, 1783397, 2802481, 19617367]

約数ペア:

[(1, 19617367), (7, 2802481), (11, 1783397), (19, 1032493), (23, 852929), (53, 370139), (77, 254771), (121, 162127), (133, 147499), (161, 121847), (209, 93863), (253, 77539), (371, 52877), (437, 44891), (583, 33649), (847, 23161), (1007, 19481), (1219, 16093), (1463, 13409), (1771, 11077), (2299, 8533), (2783, 7049), (3059, 6413), (4081, 4807)]