18161955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19219}}^1$

素因数の和:19240

約数の個数: 32

約数和(自身を含む): 36902400

約数和(自身を除く): 18740445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 19219, 57657, 96095, 134533, 172971, 288285, 403599, 518913, 672665, 864855, 1210797, 2017995, 2594565, 3632391, 6053985, 18161955]

約数ペア:

[(1, 18161955), (3, 6053985), (5, 3632391), (7, 2594565), (9, 2017995), (15, 1210797), (21, 864855), (27, 672665), (35, 518913), (45, 403599), (63, 288285), (105, 172971), (135, 134533), (189, 96095), (315, 57657), (945, 19219)]