18545813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2447}}^1$

素因数の和:2524

約数の個数: 16

約数和(自身を含む): 22208256

約数和(自身を除く): 3662443

約数列:

[1, 11, 13, 53, 143, 583, 689, 2447, 7579, 26917, 31811, 129691, 349921, 1426601, 1685983, 18545813]

約数ペア:

[(1, 18545813), (11, 1685983), (13, 1426601), (53, 349921), (143, 129691), (583, 31811), (689, 26917), (2447, 7579)]