19951854

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1117}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 43199520

約数和(自身を除く): 23247666

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 229, 458, 687, 1117, 1374, 2234, 2977, 3351, 5954, 6702, 8931, 14521, 17862, 29042, 43563, 87126, 255793, 511586, 767379, 1534758, 3325309, 6650618, 9975927, 19951854]

約数ペア:

[(1, 19951854), (2, 9975927), (3, 6650618), (6, 3325309), (13, 1534758), (26, 767379), (39, 511586), (78, 255793), (229, 87126), (458, 43563), (687, 29042), (1117, 17862), (1374, 14521), (2234, 8931), (2977, 6702), (3351, 5954)]