163894988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{6007}}^1$

素因数の和:6389

約数の個数: 24

約数和(自身を含む): 302803200

約数和(自身を除く): 138908212

約数列:

[1, 2, 4, 19, 38, 76, 359, 718, 1436, 6007, 6821, 12014, 13642, 24028, 27284, 114133, 228266, 456532, 2156513, 4313026, 8626052, 40973747, 81947494, 163894988]

約数ペア:

[(1, 163894988), (2, 81947494), (4, 40973747), (19, 8626052), (38, 4313026), (76, 2156513), (359, 456532), (718, 228266), (1436, 114133), (6007, 27284), (6821, 24028), (12014, 13642)]