19652451

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71987}}^1$

素因数の和:72010

約数の個数: 16

約数和(自身を含む): 32250624

約数和(自身を除く): 12598173

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 71987, 215961, 503909, 935831, 1511727, 2807493, 6550817, 19652451]

約数ペア:

[(1, 19652451), (3, 6550817), (7, 2807493), (13, 1511727), (21, 935831), (39, 503909), (91, 215961), (273, 71987)]