8251568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{39671}}^1$

素因数の和:39692

約数の個数: 20

約数和(自身を含む): 17217648

約数和(自身を除く): 8966080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 39671, 79342, 158684, 317368, 515723, 634736, 1031446, 2062892, 4125784, 8251568]

約数ペア:

[(1, 8251568), (2, 4125784), (4, 2062892), (8, 1031446), (13, 634736), (16, 515723), (26, 317368), (52, 158684), (104, 79342), (208, 39671)]