205041901

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{1109}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 222710400

約数和(自身を除く): 17668499

約数列:

[1, 19, 37, 263, 703, 1109, 4997, 9731, 21071, 41033, 184889, 291667, 779627, 5541673, 10791679, 205041901]

約数ペア:

[(1, 205041901), (19, 10791679), (37, 5541673), (263, 779627), (703, 291667), (1109, 184889), (4997, 41033), (9731, 21071)]