4057456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19507}}^1$

素因数の和:19528

約数の個数: 20

約数和(自身を含む): 8466472

約数和(自身を除く): 4409016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19507, 39014, 78028, 156056, 253591, 312112, 507182, 1014364, 2028728, 4057456]

約数ペア:

[(1, 4057456), (2, 2028728), (4, 1014364), (8, 507182), (13, 312112), (16, 253591), (26, 156056), (52, 78028), (104, 39014), (208, 19507)]