28369744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136393}}^1$

素因数の和:136414

約数の個数: 20

約数和(自身を含む): 59194996

約数和(自身を除く): 30825252

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136393, 272786, 545572, 1091144, 1773109, 2182288, 3546218, 7092436, 14184872, 28369744]

約数ペア:

[(1, 28369744), (2, 14184872), (4, 7092436), (8, 3546218), (13, 2182288), (16, 1773109), (26, 1091144), (52, 545572), (104, 272786), (208, 136393)]