20879097

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{659}}^1$

素因数の和:900

約数の個数: 16

約数和(自身を含む): 28512000

約数和(自身を除く): 7632903

約数列:

[1, 3, 59, 177, 179, 537, 659, 1977, 10561, 31683, 38881, 116643, 117961, 353883, 6959699, 20879097]

約数ペア:

[(1, 20879097), (3, 6959699), (59, 353883), (177, 117961), (179, 116643), (537, 38881), (659, 31683), (1977, 10561)]