19659837

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{971}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 27853632

約数和(自身を除く): 8193795

約数列:

[1, 3, 17, 51, 397, 971, 1191, 2913, 6749, 16507, 20247, 49521, 385487, 1156461, 6553279, 19659837]

約数ペア:

[(1, 19659837), (3, 6553279), (17, 1156461), (51, 385487), (397, 49521), (971, 20247), (1191, 16507), (2913, 6749)]