20311646

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13037}}^1$

素因数の和:13099

約数の個数: 16

約数和(自身を含む): 32855760

約数和(自身を除く): 12544114

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 13037, 26074, 247703, 495406, 534517, 1069034, 10155823, 20311646]

約数ペア:

[(1, 20311646), (2, 10155823), (19, 1069034), (38, 534517), (41, 495406), (82, 247703), (779, 26074), (1558, 13037)]