18510055

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2267}}^1$

素因数の和:2366

約数の個数: 16

約数和(自身を含む): 23514624

約数和(自身を除く): 5004569

約数列:

[1, 5, 23, 71, 115, 355, 1633, 2267, 8165, 11335, 52141, 160957, 260705, 804785, 3702011, 18510055]

約数ペア:

[(1, 18510055), (5, 3702011), (23, 804785), (71, 260705), (115, 160957), (355, 52141), (1633, 11335), (2267, 8165)]