19109992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{547}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 39258720

約数和(自身を除く): 20148728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 397, 547, 794, 1094, 1588, 2188, 3176, 4367, 4376, 6017, 8734, 12034, 17468, 24068, 34936, 48136, 217159, 434318, 868636, 1737272, 2388749, 4777498, 9554996, 19109992]

約数ペア:

[(1, 19109992), (2, 9554996), (4, 4777498), (8, 2388749), (11, 1737272), (22, 868636), (44, 434318), (88, 217159), (397, 48136), (547, 34936), (794, 24068), (1094, 17468), (1588, 12034), (2188, 8734), (3176, 6017), (4367, 4376)]