19896417

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 29788200

約数和(自身を除く): 9891783

約数列:

[1, 3, 9, 37, 111, 149, 333, 401, 447, 1203, 1341, 3609, 5513, 14837, 16539, 44511, 49617, 59749, 133533, 179247, 537741, 2210713, 6632139, 19896417]

約数ペア:

[(1, 19896417), (3, 6632139), (9, 2210713), (37, 537741), (111, 179247), (149, 133533), (333, 59749), (401, 49617), (447, 44511), (1203, 16539), (1341, 14837), (3609, 5513)]