19638164

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53951}}^1$

素因数の和:53975

約数の個数: 24

約数和(自身を含む): 42298368

約数和(自身を除く): 22660204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 53951, 107902, 215804, 377657, 701363, 755314, 1402726, 1510628, 2805452, 4909541, 9819082, 19638164]

約数ペア:

[(1, 19638164), (2, 9819082), (4, 4909541), (7, 2805452), (13, 1510628), (14, 1402726), (26, 755314), (28, 701363), (52, 377657), (91, 215804), (182, 107902), (364, 53951)]