18447955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8443}}^1$

素因数の和:8490

約数の個数: 16

約数和(自身を含む): 24318720

約数和(自身を除く): 5870765

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 8443, 42215, 160417, 194189, 802085, 970945, 3689591, 18447955]

約数ペア:

[(1, 18447955), (5, 3689591), (19, 970945), (23, 802085), (95, 194189), (115, 160417), (437, 42215), (2185, 8443)]