20984056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{138053}}^1$

素因数の和:138078

約数の個数: 16

約数和(自身を含む): 41416200

約数和(自身を除く): 20432144

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 138053, 276106, 552212, 1104424, 2623007, 5246014, 10492028, 20984056]

約数ペア:

[(1, 20984056), (2, 10492028), (4, 5246014), (8, 2623007), (19, 1104424), (38, 552212), (76, 276106), (152, 138053)]