128888932

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{4621}}^1$

素因数の和:5011

約数の個数: 24

約数和(自身を含む): 238125440

約数和(自身を除く): 109236508

約数列:

[1, 2, 4, 19, 38, 76, 367, 734, 1468, 4621, 6973, 9242, 13946, 18484, 27892, 87799, 175598, 351196, 1695907, 3391814, 6783628, 32222233, 64444466, 128888932]

約数ペア:

[(1, 128888932), (2, 64444466), (4, 32222233), (19, 6783628), (38, 3391814), (76, 1695907), (367, 351196), (734, 175598), (1468, 87799), (4621, 27892), (6973, 18484), (9242, 13946)]