18914774

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6491}}^1$

素因数の和:6571

約数の個数: 16

約数和(自身を含む): 29915136

約数和(自身を除く): 11000362

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 6491, 12982, 201221, 305077, 402442, 610154, 9457387, 18914774]

約数ペア:

[(1, 18914774), (2, 9457387), (31, 610154), (47, 402442), (62, 305077), (94, 201221), (1457, 12982), (2914, 6491)]