15899728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{76441}}^1$

素因数の和:76462

約数の個数: 20

約数和(自身を含む): 33175828

約数和(自身を除く): 17276100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 76441, 152882, 305764, 611528, 993733, 1223056, 1987466, 3974932, 7949864, 15899728]

約数ペア:

[(1, 15899728), (2, 7949864), (4, 3974932), (8, 1987466), (13, 1223056), (16, 993733), (26, 611528), (52, 305764), (104, 152882), (208, 76441)]