18027765

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{6359}}^1$

素因数の和:6383

約数の個数: 40

約数和(自身を含む): 36938880

約数和(自身を除く): 18911115

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 6359, 19077, 31795, 44513, 57231, 95385, 133539, 171693, 222565, 286155, 400617, 515079, 667695, 858465, 1201851, 2003085, 2575395, 3605553, 6009255, 18027765]

約数ペア:

[(1, 18027765), (3, 6009255), (5, 3605553), (7, 2575395), (9, 2003085), (15, 1201851), (21, 858465), (27, 667695), (35, 515079), (45, 400617), (63, 286155), (81, 222565), (105, 171693), (135, 133539), (189, 95385), (315, 57231), (405, 44513), (567, 31795), (945, 19077), (2835, 6359)]