20434219

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 22619520

約数和(自身を除く): 2185301

約数列:

[1, 13, 79, 101, 197, 1027, 1313, 2561, 7979, 15563, 19897, 103727, 202319, 258661, 1571863, 20434219]

約数ペア:

[(1, 20434219), (13, 1571863), (79, 258661), (101, 202319), (197, 103727), (1027, 19897), (1313, 15563), (2561, 7979)]