16921736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{162709}}^1$

素因数の和:162728

約数の個数: 16

約数和(自身を含む): 34169100

約数和(自身を除く): 17247364

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 162709, 325418, 650836, 1301672, 2115217, 4230434, 8460868, 16921736]

約数ペア:

[(1, 16921736), (2, 8460868), (4, 4230434), (8, 2115217), (13, 1301672), (26, 650836), (52, 325418), (104, 162709)]