19201772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9109}}^1$

素因数の和:9161

約数の個数: 24

約数和(自身を含む): 36731520

約数和(自身を除く): 17529748

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 9109, 18218, 36436, 154853, 282379, 309706, 564758, 619412, 1129516, 4800443, 9600886, 19201772]

約数ペア:

[(1, 19201772), (2, 9600886), (4, 4800443), (17, 1129516), (31, 619412), (34, 564758), (62, 309706), (68, 282379), (124, 154853), (527, 36436), (1054, 18218), (2108, 9109)]