1640887918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1489009}}^1$

素因数の和:1489059

約数の個数: 16

約数和(自身を含む): 2680218000

約数和(自身を除く): 1039330082

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 1489009, 2978018, 28291171, 43181261, 56582342, 86362522, 820443959, 1640887918]

約数ペア:

[(1, 1640887918), (2, 820443959), (19, 86362522), (29, 56582342), (38, 43181261), (58, 28291171), (551, 2978018), (1102, 1489009)]