19772947

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 21417984

約数和(自身を除く): 1645037

約数列:

[1, 31, 41, 47, 331, 1271, 1457, 1927, 10261, 13571, 15557, 59737, 420701, 482267, 637837, 19772947]

約数ペア:

[(1, 19772947), (31, 637837), (41, 482267), (47, 420701), (331, 59737), (1271, 15557), (1457, 13571), (1927, 10261)]