20974323

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1802

約数の個数: 16

約数和(自身を含む): 28857600

約数和(自身を除く): 7883277

約数列:

[1, 3, 59, 71, 177, 213, 1669, 4189, 5007, 12567, 98471, 118499, 295413, 355497, 6991441, 20974323]

約数ペア:

[(1, 20974323), (3, 6991441), (59, 355497), (71, 295413), (177, 118499), (213, 98471), (1669, 12567), (4189, 5007)]