19145918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1787}}^1$

素因数の和:2287

約数の個数: 16

約数和(自身を含む): 31411584

約数和(自身を除く): 12265666

約数列:

[1, 2, 11, 22, 487, 974, 1787, 3574, 5357, 10714, 19657, 39314, 870269, 1740538, 9572959, 19145918]

約数ペア:

[(1, 19145918), (2, 9572959), (11, 1740538), (22, 870269), (487, 39314), (974, 19657), (1787, 10714), (3574, 5357)]