201813919

素因数分解:

${\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1\times {\mathrm{509}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 217455840

約数和(自身を除く): 15641921

約数列:

[1, 17, 83, 281, 509, 1411, 4777, 8653, 23323, 42247, 143029, 396491, 718199, 2431493, 11871407, 201813919]

約数ペア:

[(1, 201813919), (17, 11871407), (83, 2431493), (281, 718199), (509, 396491), (1411, 143029), (4777, 42247), (8653, 23323)]