19355441

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 23823720

約数和(自身を除く): 4468279

約数列:

[1, 7, 29, 49, 53, 203, 257, 371, 1421, 1537, 1799, 2597, 7453, 10759, 12593, 13621, 52171, 75313, 95347, 365197, 395009, 667429, 2765063, 19355441]

約数ペア:

[(1, 19355441), (7, 2765063), (29, 667429), (49, 395009), (53, 365197), (203, 95347), (257, 75313), (371, 52171), (1421, 13621), (1537, 12593), (1799, 10759), (2597, 7453)]