18745883

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 21522816

約数和(自身を除く): 2776933

約数列:

[1, 13, 17, 221, 271, 313, 3523, 4069, 4607, 5321, 59891, 69173, 84823, 1102699, 1441991, 18745883]

約数ペア:

[(1, 18745883), (13, 1441991), (17, 1102699), (221, 84823), (271, 69173), (313, 59891), (3523, 5321), (4069, 4607)]