20165401972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{2677}}^1\times {\mathrm{110777}}^1$

素因数の和:113475

約数の個数: 24

約数和(自身を含む): 37379598984

約数和(自身を除く): 17214197012

約数列:

[1, 2, 4, 17, 34, 68, 2677, 5354, 10708, 45509, 91018, 110777, 182036, 221554, 443108, 1883209, 3766418, 7532836, 296550029, 593100058, 1186200116, 5041350493, 10082700986, 20165401972]

約数ペア:

[(1, 20165401972), (2, 10082700986), (4, 5041350493), (17, 1186200116), (34, 593100058), (68, 296550029), (2677, 7532836), (5354, 3766418), (10708, 1883209), (45509, 443108), (91018, 221554), (110777, 182036)]