20678194

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{953}}^1$

素因数の和:1545

約数の個数: 16

約数和(自身を含む): 32741280

約数和(自身を除く): 12063086

約数列:

[1, 2, 19, 38, 571, 953, 1142, 1906, 10849, 18107, 21698, 36214, 544163, 1088326, 10339097, 20678194]

約数ペア:

[(1, 20678194), (2, 10339097), (19, 1088326), (38, 544163), (571, 36214), (953, 21698), (1142, 18107), (1906, 10849)]