19811243878

素因数分解:

$2^1\times {\mathrm{229}}^1\times {\mathrm{3037}}^1\times {\mathrm{14243}}^1$

素因数の和:17511

約数の個数: 16

約数和(自身を含む): 29858557680

約数和(自身を除く): 10047313802

約数列:

[1, 2, 229, 458, 3037, 6074, 14243, 28486, 695473, 1390946, 3261647, 6523294, 43255991, 86511982, 9905621939, 19811243878]

約数ペア:

[(1, 19811243878), (2, 9905621939), (229, 86511982), (458, 43255991), (3037, 6523294), (6074, 3261647), (14243, 1390946), (28486, 695473)]