19800147

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{617}}^1$

素因数の和:1202

約数の個数: 16

約数和(自身を含む): 27884160

約数和(自身を除く): 8084013

約数列:

[1, 3, 19, 57, 563, 617, 1689, 1851, 10697, 11723, 32091, 35169, 347371, 1042113, 6600049, 19800147]

約数ペア:

[(1, 19800147), (3, 6600049), (19, 1042113), (57, 347371), (563, 35169), (617, 32091), (1689, 11723), (1851, 10697)]