19220156

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2473}}^1$

素因数の和:2573

約数の個数: 24

約数和(自身を含む): 35328720

約数和(自身を除く): 16108564

約数列:

[1, 2, 4, 29, 58, 67, 116, 134, 268, 1943, 2473, 3886, 4946, 7772, 9892, 71717, 143434, 165691, 286868, 331382, 662764, 4805039, 9610078, 19220156]

約数ペア:

[(1, 19220156), (2, 9610078), (4, 4805039), (29, 662764), (58, 331382), (67, 286868), (116, 165691), (134, 143434), (268, 71717), (1943, 9892), (2473, 7772), (3886, 4946)]