19157488

素因数分解:

$2^4\times 7^1\times {\mathrm{171049}}^1$

素因数の和:171064

約数の個数: 20

約数和(自身を含む): 42420400

約数和(自身を除く): 23262912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171049, 342098, 684196, 1197343, 1368392, 2394686, 2736784, 4789372, 9578744, 19157488]

約数ペア:

[(1, 19157488), (2, 9578744), (4, 4789372), (7, 2736784), (8, 2394686), (14, 1368392), (16, 1197343), (28, 684196), (56, 342098), (112, 171049)]